if we were to discover something live on mars, some mars microbe, a mars crobe, it would change the world. it would. everybody will -- >> it would change the world. >> ab-so-freaking-lutely. everybody would think differently about what it means to be a living thing in the cosmos. if you went to mars and looked at these microbes, do they have d.n.a.? do you want to get freaked? would you like to get freaked? >> where are we going with this. >> three billion years ago mars get hits with an imtactor a rock -- >> i love impactors. >> who diswnt? there are a lot of jokes we'll leave alone now, later maybe. on the web version. so the thing -- >> i have no idea what you just said. >> a joke like, "that's what she said." >> larry: got you, got you. so about the impactor. >> you can get mars rocks, they fall on the earth-- >> larry: okay, i got it. >> it's all good. so we find mars rocks on earth. >> larry: yes! >> because there are certain orbits homes in orbits, except in our space there's no sound. they land on earth. it is not crazy to suggest-- it's extraordinary but not crazy-- to suggest th

everybody is trying to get to mars, and i think what stands out with mars one is the permanent settlement. and i think this is the time now. >> so i'm really interested guys, would you sign up for a one way mission to mars. >> i wouldn't. >> you wouldn't? >> no. >> what about you? >> you know. i would possibly but i don't think i would sign up for this one way mission to mars. i mean, if you look throughout history so many pioneers and explorers were, to be fair, a little bit crazy, and sometimes they succeeded but other times they didn't but it would always push progress forward just a little bit. >> it's true. >> you know, i think the merit of this project is the fact that the goal is to try to be able to achieve living on mars. and the result of having a goal like that which is extremely ambitious is the amount of technology that's going to be developed. you know, just crazy inventions and innovations that are going to come out of quite a kind of "pie in the sky" objective. >> it's true. >> you know i think we've talked sustaining life on other planets versus sustaining life here on ea

life on mars. >> the possibility of life on mars has been envisioned in science fiction. >> movie reel: there's nothing here. it's mars. >> reporter: n.a.s.a. managers say the discovery leaves many mysteries unresolved. they don't know where the water comes from, or what, besides salt, is in it >>> joining us is michael shura, curator of the department of the astro physics at the american museum of natural history in new york. good to have you hear with us. how confident are you that this is a done deal, and it's clear that some sort of water exists on mars? >> i don't think there's any doubt. there was strong evidence from the imaging that there was something that seemed to change. given the fact that there's the announcement of hydrochlorates, there's nothing more to argue about. there clearly has been, and recently, days, weeks, months, flowy briny water on mars. why with all the rovers, orbiters, including one from india that is there now, is it hard to determine with certainty, to prove beyond any kind of speculation, that the dark streaks are water? >> well, one of the problems i

. >> mars not the dry arid planet that we thought of in the past. >> the extraordinary find on mars as scientists say they have discovered flowing rivers on the red planet. ♪ >>> we begin with president obama and president putin at the united nations. they just wrapped up their first formal discussions in over a year. it seems their icy relationship shows no sign of thawing. the disagreements were on full display today. mike viqueira is at any u.n. tonight. mike? >> reporter: you are right. it was a public display of acrimony and diplomacy. they met at the end of the day after duelling speeches at the world body. they went overtime, and now both sides are still struggling to look for a way forward on syria. amid open antagonism with president putin, president obama was diplomatic. >> we are facing extraordinary challenges today, ones that test our capacity to work together. >> reporter: there was a chord wall moment when they both toasted the united states. but moments later a metaphor when putin took a phone call at the table. in his speech to the general assembly, mr. obama chastised

one night around closing time, mars picked up andrea after work.sed to give a bar patron a private dance at his house. >> it wasn't entirely out of the ordinary, but it wasn't exactly something that happened all the time, but yeah. and money was pretty tight, so i was -- and she didn't ask me, you know? she just said, this is what's happening. and i said, okay. and, how do we get there? >> davis said he dropped andrea off and then went to get his truck washed. >> mars tells her, i'll be back in one hour. so he leaves. he actually goes and cleans the bronco while he's waiting for her to do this private dance. >> when he picked her up, he couldn't help but notice she was literally covered in blood. >> you going to tell me what the hell happened? she told me, like, she got hit in the nose or something. and i was like, no, that did not come out your nose. you know? because it was in her hair. it was everywhere. you know? when she took her clothes off, it was in her underwear, in her socks, you know? and i just kind of went numb after that. did he hurt

mars? scientists say flowing water, essential to life, is almost essentially present on the red planet >>> and in doha - all the support, including sepp blatter defiant. the f.i.f.a. president insisting he will not stand down despite criminal proceedings being open again. >>> tackling the islamic state of iraq and levant, ending the war in syria dominated the first day of the united nations, general assembly in new york. world leaders took their turns for offering solutions. clear divisions remain between russia and the united states. in the past half our, vladimir putin sat for dinner with president obama, and the u.n. chief ban ki-moon. earlier vladimir putin used the speech to call for a new approach to combatting i.s.i.l., adding that any attempts to deal with the group cannot exclude the syrian government of bashar al-assad. >> we think it is an enormous mistake to refuse to cooperate with the syrian government and armed force, fighting terrorism face to face. we should acknowledges th

mars?> this will come as quite a shock to my crew mates. >> a discovery that seems straight out of the new movie "the martian." >> surprise! >> what they found on the red planet that is making waves across the solar system tonight. >>> but first, the "nightline 5." >> who wee! you know how to speed up your cleanup. >> hello, race car driver. in my kitchen. bounty with dawn multi-purpose cleaning towels. >> long-lasting power of dawn with endurable bounty? awesome. >> they're water activated. one towel can clean your whole kitchen. and the suds dry clearer. do you think i can drive? >> sure. >> bounty with dawn multi-purpose cleaning towels. beat up your >>> good evening. we begin tonight with the sudden death of a popular high school football player. it happened after he was injured on the field in new jersey and it's just the latest in a recent string of similar accidents. now with so much at stake, critics are taking action. here's abc's gio benitez. >> reporter: friday night under the li

mars?> this will come as quite a shock to my crew mates. >> a discovery that seems straight out of the new movie "the martian." >> surprise! >> what they found on the red planet that is making waves across the solar system tonight. >>> but first, the "nightline 5." >> who wee! you know how to speed up your cleanup. >> hello, race car driver. in my kitchen. bounty with dawn multi-purpose cleaning towels. >> long-lasting power of dawn with endurable bounty? awesome. >> they're water activated. one towel can clean your whole kitchen. and the suds dry clearer. do you think i can drive? >> sure. >> bounty with dawn multi-purpose cleaning towels. beat up your cleanup. more kids are suffering from asthma and we still have no limits on carbon pollution which can lead to more asthma attacks in children but senator toomey has voted repeatedly to let polluters keep releasing unlimited carbon pollution into the air. and took more than one million dollars from the polluters. tell senator toomey to vote

someday on planets around nearby stars, but for mars, we've identified mars has all of the ingredientsd billions of years ago, that life could have started on mars. so if we're looking for current life on mars, we should follow the water and that's been our scientific program. and today we announced that we're seeing water on the surface, which means that's the kind of place we want to go to look for life. it's a big question. we're trying to answer the question. are we alone in the universe? today we took one step closer. >> it's a great big question. i was going to ask really quickly, does it mean we may get that manned trip to mars sooner than we maybe thought? >> well, we're on a path to send humans to mars, we're going about as fast as we can, given reasonable budgets and technology. we're building a big rocket that will help us get there, and we have a number of missions, an in-sight lander, as it's called. the u.s. will put another capable robot on the surface. we're partnering with our international partners, with the europeans, and many other countries, exploring mars. so it's

life on mars. and we take about our col bloodd friends, and justin bieber said he wants to live like jesus. oh, good for him. i am show glad you are here, i am kennedy. kennedy: making waves after her hard hitting grilling of hillary clinton, a taste of her mingling with amy schumer in a skit to go along with the interview. >> how are you? >> i'm getting ready to interview hillary. >> i'm about to go see her. >> i'm going to go in. you, you -- kennedy: all things interview with party panel. a correspondent there. and michael malice here. author of dear reader. and mollie heming way. senior editor of highest order, thank you very much. thank you. kennedy: so. mollie, hillary admits to dunham, not only is she a feminist but more women do not declare that. >> she said shy was puzzled, 80% of americans do not identify as feminists, in the interview issue she said it just means that we believe men and women are equal, if that is true someone should tell feminists, because they spend their time complains

that required our latest orbiter, the mars reconnaissance orbiter at mars.e covered % of the planet at that resolution. there's a lot of territory out here to look for. >> it's super exciting. so let me ask you this and, just briefly, if you will, how much is this rearrange the priorities of the scientific community? >> it really is taking us along a path we started on. we had seen the features. we thought, you know, that looks like it might be the flow or moistening of the soil by liquid water. but where's the evidence? where's the salt that would leave it behind? the salt that was needed to keep italy quid. we hadn't seen that but finally begot enou we got enough of a footprint to say there it is. >> congratulations. >> so exciting. >> this just blows the entire premise of that matt damon move by back out of the water. >> maybe back in the water. >> appreciate it. >>> thank you for watching "cnn newsroom" from los angeles. i'm isha se sls ssay. >> i'm john vause. when you're not confident your company's data is secure, the possibility of a breach can quick

. >> a solid clue that there could be life on mars. so many of you reading about this online tonight. the details, next. >>> coming up at 6:00, getting a seat to a must-see show could be easier. switch now, new york and get installed as early as today. mom switched. we switched. i switched to time warner cable and knew exactly when they were coming. thanks to their 1 hour appointment window. for $89.99 a month, you'll get 100 meg internet, hundreds of hd channels, and unlimited calling across the u.s, and 34 other countries around the world. and for a limited time, you could get a $300 reward card plus tv equipment and epix included. call 1-800-341-9716. >>> nasa says it's made a groundbreaking discovery on mars. >> science has found the strongest evidence yet of flowing water on the red planet. this is big because until now researchers only found ice there. mars is 142 million miles away from the sun. that's 42 million miles further than earth. and its average temperature is 81 degrees below zero. >> with that temperature, how is it p

i'm going to go with that's mars. >> i look so short today, like emmanuel lewis on mars.e on. >> was your muscle suit deflated that time? >> yesterday you had the muscles. >> i had the muscles. so now i'm -- >> the helmet was -- but you planted the "world news now" flag up there. >> webster. >> this is abc's "world news now" informing insomniacs for two decades. informing insomniacs for two two decades. ♪ bring us back from the brink of extinction. panda bear. bring us back from the brink of extinction. i am a ground squirrel bring us back from the brink of extinction. california condor . bring us back from the brink of extinction and desert tortoise.♪ >>> making news in america this morning, developing overnight a tropical storm forming, the east coast on alert as the system slowly churns in the atlantic, plus, severe flooding from another storm system in the south. we're tracking it all. >>> tax plan. donald trump's ambitious proposal to cut taxes for millions of people and another candidate calling trump's campaign a freak show. we're live in washington. >>> high-speed

question is there life on mars. the possibility of life on mars is envisioned in science fiction, but largely dismissed. >> there's nothing here. it's mars. >> the finding also raises the possibility that despite varying temperatures, that ranges from 56 to 20 celsius, that it might be possible to grow food in greenhouses on the surface. n.a.s.a. managers say the discovery leaves many mysteries unresolved. they don't know where the water comes from, or what, besides salts, is in it. >> francisco is a senior >>> still to come - spain's prime minister appeals for calm after separatists win land-mark elections in catalonia. and we describe why america's largest family planning organization is under investigation. >> al jazeera america, weekday mornings. catch up on what happened overnight with a full morning brief. get a first hand look with in-depth reports and investigations. start weekday mornings with al jazeera america. open your eyes to a world in motion. >>> welcome back, i'm nick clark, these are the top storie

would you like to visit mars? why would you want to visit mars?> because it's cool, and there are aliens there, too. >> there's so much we don't know yet. pretty cool. >> reporter: still a mystery, the water's source. is it from underground or the atmosphere? either way, life beyond earth, once thought science fiction now within sight. gabe gutierrez, nbc news, atlanta. >>> pope francis is back at the vatican this evening after his historic visit to america and also to cuba. a trip that included nearly 12,000 miles of travel, 26 speeches, and 14 rides in the popemobile. and everywhere he went, he got the kind of welcome not soon forgotten. nbc's anne thompson covered the pope's trip and reports from rome. [ cheers ] >> reporter: from the sustained standing ovation at madison square garden -- [ cheers ] >> reporter: -- to a tender moment with 10-year-old michael keating and his mom and the nine babies kissed on his final popemobile ride alone, pope francis says he was surprised how warm and lovable the american people were. on flight back to rome,

and if microbial mars, who knows what else could exist on mars. this is a game changer and changes the whole scientific landscape. >> the source of the water is a mystery. it could be an underground aquifer, water vapor from the atmosphere or some combination. >> reporter: it has been a devastating few weeks for many of the school district students and staff. kim ferguson and her family lost their home in the valley fire but today they came back so they can go to school with the community. >> people here are so important to us. and this was our home. >> reporter: ferguson is a teacher and her daughters goo to the middle and high schools. getting back into the routine is important. >> a little displaced and disjointed. but when i see my kids, my students, and their smiling little faces, it's going to feel better. it's been pretty crazy. a lot of different moving around. so it's adjusting and getting used to things. >> reporter: cob elementary will have to remain closed. those students will be placed in portable units behind the middle school. >> it

that's mars. that's mars. and it doesn't look like mars but it is. see those dark streaks flowing down? nasa scientists say the streaks were formed by streams of salty water. they say the streaks form in the springtime, grow in the summertime, and disappear by the fall. scientists say because water is essential for life, the findings could have big implications. >> when you look at earth, the water is in the central ingredient, and just about -- well not just -- everywhere we go where tracer liquidward, whether deep in the earth or arid regions, fine life. this is tremendously exciting. we have not been able to answer the question, does life exist beyond earth? but following the water is critical omen of that. >> following the water is a critical element. this makes sense. this doesn't. the next worlds are: we want to me to do you think life exists on mars? it says we want to know. i don't want to know bus it doesn't matter what you think. not going to change whether there's water on mars. doesn't matter at all what you think. but if you'd like to sh

. >>> is there life on mars?a scientists say flowing water is almost certainly present on the red planet. and we take a look at the how the fil philippines is take chag the way they take care of the elderly who had been left to fiend for themselves. ♪ ♪ >>> so the leaders of u.s. and russia have held face-to-face talks at the u.n. general assembly in new york over thousand best solve the conflict inner is ye. they had their first formal meeting in two years they agreed that a coordinated strategy was needed to fight the threat pose booed isil. obama says the u.s. is prepared to work with russia and iran there ha can be had no long-term solution for bazar al-assad. piewt i can said it's a mistake not to work with a sued's forces and risk the collapse of the syrian state. james bays our diplomatic editor has this from new york. >> reporter: russia's president normally avoids this annual gathering of world leaders at the u.n. being but he came here planning not even to spend a night in new york. the center piece of

water on mars could be a lifesaver for future astronauts. one estimate of the total amount of surface water on mars is that it's only enough to fill 38 olympic-sized swimming pools. that may not sound like much, scott, but today on twitter someone imagined this exchange. "nasa, we have found water on mars." california, "that's cool. can we have some?" >> pelley: chip reid, thank you. a former prison inmate is about to become an inmate. she was sentenced for up to seven years for helping two convicted murderers escape in upstate new york. anna werner is following. this prison worker joyce mitchell entered the courtroom in tears and begged for mercy. >> i will reget this for the rest of my life, what i did to my family. >> reporter: the 51-year-old admitted she helped inmates richard matt and david sweat escape from prison by smuggling in the tools they needed to break out. mitchell said she did it because matt threatened to kill her husband. the judge didn't buy it and said mitchell's actions hurt the community. >> a large portion of the loca

. >> the biggest breakthrough yet in the search for life on mars. it was made possible by the work done here in the bay area. nasa announced today there is liquid water on the red planet. skaud budman is live to show us the discovery and really the big thing is what does it mean? >> jessica, scientists here tell us they have been searching for this one for a long time, and today, they've got it. proof of liquid water on the martian surface. they say that means some day exploring the red planet just got a little more plausible. we're about to launch a huge discussion surrounding mars and the possibility of life on the red planet. >> we are on a journey to mars. >> with hollywood like timing, nasa just dropped a bomb. saying liquid water exists on mars, boosting hopes that we may some day spend time there. >> what we observe is liquid water, present in mars. >> at nasa aims in mountain view, research scientist mary beth says the news opens up new possibilities about some day visiting mars. >> for future astronauts who may explore the martian surface,

and could there be life on mars? scientists say they have discovered flowing water on the red planet. they are finding that that boosts the odds of life. those are top stories. first, the u.s. has carried out an airstrike in northern afghanistan one day after the provincial capital of kunduz was captured by the telegram. it is the first time taliban insurgents have seized a major urban area in afghanistan in over 10 years. afghan special forces are also on the ground and moving in as part of the counterattack. for more on what is happening there, i am joined by catherine jamie in kabul. what is the latest you have been hearing about the counteroffensive? >> as you mentioned, the fact that the u.s. is assisting afghan forces, making airstrikes today, that was already a big step. the latest is that the government claims they have retaken police headquarters and the prison which was opened by the taliban yesterday. however, in the last two minutes claimed -- it is difficult to get any fixed and certain news. there have

have existed on mars in the past. with this discovery, the red planet has become even more intriguing. anchor: time for our top stories this hour. the united states is willing to work with russia and iran to try and end the war in syria of the conflict has been dominating the first day of the u.n. general assembly in new york. the french president says he is discussing a turkish proposal to create a no fly zone in northern syria. the taliban have seized control of a major city in afghanistan for the first time since the u.s.-led invasion 14 years ago. hundreds of fighters took part on the raid in the north of the country. and spain's prime minister says 'll talk to the new regional government in catalonia but any discussions of independence in the region remain out of the question. separatist parties won a convincing victory at elections on the weekend. well, let's turn our attentions to the world of business and finance now. we have all of the top stories. we're going to start over in germany with the latest on volks

and they found water on mars. could humans be next? and we just couldn't say thno to that face.ns then we wanted more of that local flavor so betty says... oh yeah, that's betty. you're going to want to do this alligator thing. and betty didn't lead us wrong. a little later we passed some dancing. and who doesn't like dancing? especially when it's followed by fireworks everyone's nola is different. follow yours. >>> i'm ken bastida in the kpix news room. new at 6:00 tonight, thousands of bay area b.a.r.t. riders thrown off track. how the scheduled changes b.a.r.t. just made to ease the commute are backfiring big time in one city. >> your own restaurant for less than the cost of a night's dinner? how $100 and the right set of words could win you this popular bistro. >> trouble for the biggest construction project in the south bay. we'll have those stories and more coming up at 6:00. >> we'll look for that. thanks for watching us at 5:00. the cbs evening news with scott pelley coming up next. >> we're always on cbssf.com. see you at 6:00

we could build colonies. >> no, no, no, leave mars alone.revor, the universe is like an apartment complex, okay. and nasa is just going around knocking on random doors, letting themselves in. what, because the faucet works? we're allowed to live there? >> but roy, think about this, doesn't this raise the possibility that one day people could live on mars. >> people like who? >> me and you? how am i going to get-- a brother can't catch a cab, you think we can catch a spaceship? >> roy, roy, that's wrong, that's wrong. we're deserving as anyone. >> black people ain't going to mar! you think that you're on tv they're going to take you to mars? you've only had the daily show for one commercial break. these white folks ain't decided if they like you yet! i will tell you though, i will tell you which black people are going to mars, beyonce, oprah and michael strahan. >> trevor: really, michael strahan. >> while people like anything kelly ripa likes. >> i see, so you don't ever want to go to mars. >> okay, fine, maybe eventually. but i don't want t

it is from the mars orbiter that show dark streaks.is evidence that salt water flows on mars and scientist say it is changing the way that they so the planet. >> did life arise on mars once and can we find out. and we have intriguing clues of that story and the discovery we are talking about is most exciting because it suggest that it would be possible for there to be life today on mars. >> there is a basic change in perception about mars. it is long scene hostile with temperatures of 80 degrees below 0 and a real one microscopic life can live there on the surface or bepneathment >> what about travel to mars? there is a connection between this discovery and how to make travel to mars easier? >> if water exists that means pay load and amount of supplies would be lower and easier and raises the possibility of sustainability. once you get manned missions to mars, could they stay there longer not only for drinking water and irrigation as well. you can imagine how mars, you could drink the water and grow your crops. >> what is next? >> in 2

so, is there life on mars?gests that it would be possible for there to be life today on mars. >> reporter: it could also change a manned mission to mars dramatized in the new matt damon movie about a stranded astronaut. >> i'm still alive. surprise! >> reporter: right now, only rovers like curiosity are on the surface of mars. but with the discovery of water, a human visit becomes a bit more of a possibility. is this really a breakthrough for humans to visit mars? >> we could use that water, use that water to drink, of course, to break up into its parts, hydrogen and oxygen. >> reporter: some of the ingredients, which could finally put a human on mars. and who knows what we might find then. david kerley, abc news, washington. >> david, thank you. and thank you for watching on a monday night. we hope to see >>> a up in of young swimmers left high and dry with a club. >>> a south bay dog trainer facing eviction. who is forcing him out? tonight he'll unleash a plea for help. >>> back to business in a town hit hard

, is there any life on mars today?tion, one that's going to take some time to answer. but tech logically we can answer and we can answer it by sending rovers and we can answer it by sending people. i look forward to that day on our journey to mars. >> joining us now bill nye, the science guy, and the ceo of planetary society. bill, what's the big deal? i'll play dumb here. i'm very good at that because i actually know nothing about this. >> yeah, your producer was mentioning that. no, if we were to discover -- if we were to discover life on another world, as i like to say, it would change this one. it would change the way everybody feels about what it means to be a living thing in the cosmos, about what i like to call our place in space. it would be like the discovery is made by, the earth goes around the sun, galileo, not a perfect ball, and the other galaxies in the solar system moves like our ours. it would be a enormous discovery. >> where do we go from here? there are all of these plans that are out there now and

is this really a breakthrough for humans to visit mars?ld use that water, use that water to drink, of course, to break up into its parts, hydrogen and oxygen. >> reporter: some of the ingredients, which could finally put a human on mars. and who knows what we might find then. david kerley, abc news, washington. >> kaidavid, thank you. >>> and thank you for watching on a monday night. we hope to see you right back here tomorrow. ♪ wheel... of... fortune! ladies and gentlemen, here are the stars of america's game -- pat sajak and vanna white! hey, there, folks. [ cheers and applause ] how you doing? whoa, i almost turned too early. [ laug ] they need to write instructions on the ground for me. thank you, jim. thanks. hohow you doing? nice of you all to show up. appreciate that. everyone should have one of those devices in their hands as we get ready for our first "toss up." the category is "what are you doing?" ♪ [ bell cmes ] kenny. living the american dream.

. >> also ahead, revealing mysteries on mars. what is expected from nasa's highly anticipated announcement today. >> and the baby born early, surprising mom and dad aboard a cruise ship. the tiny baby considered a major miracle at sea. first, take a look at our weather board because it is warming up in atlanta. >> "world news now" weather, brought to you by gerber life insurance. brought to you by gerber life insurance. >> tom, thank you. a new test with pluggable febreze. we rented this resort, hid smelly objects all over each villa and plugged in febreze. then real people were asked to stay for a long weekend. would they smell anything? the room itself was like [sniff] ahhh. feels like someone has pumped fresh oxygen into the room. on the last day we revealed everything. oooooohwoww. we were sitting right on it. febreze is stunningly effective. continuously eliminate odors for up to 45 days break out the febreze you plug in [inhale + exhale mnemonic] and breathe happy. let's get these dayquil liquid but these liquid gels are ne

we could build colonies. >> no, no, no, leave mars alone. trevor, the universe is like an apartment complex, okay. and nasa is just going around knocking on random doors, letting themselves in. what, because the faucet works? we're allowed to live there? >> but roy, think about this, doesn't this raise the possibility that one day people could live on mars. >> people like who? >> me and you? how am i going to get-- a brother can't catch a cab, you think we can catch a spaceship? >> roy, roy, that's wrong, that's wrong. we're deserving as anyone. >> black people ain't going to mar! you think that you're on tv they're going to take you to mars? you've only had the daily show for one commercial break. these white folks ain't decided if they like you yet! i will tell you though, i will tell you which black people are going to mars, beyonce, oprah and michael strahan. >> trevor: really, michael strahan. >> while people like anything kelly ripa likes. >> i see, so you don't ever want to go to mars. >> okay, fine, maybe eventually. but i don't want

is there current life on mars. >> reporter: the possibility of life on mars has been envisioned in science largely dismissed. ♪ it's weird, there is nothing here. it's mars. >> the finding also raises the possibility that despite wildly varying temperatures that range from 56-21 celsius it might be possible to grow food in greenhouses on the surface. nasa managers say the latest discovery leaves many mysteries unresolved and still don't know where the water comes from and what besides salt is in it, john hendron, al jazeera. >>> san francispeaking to my co says the discovery proves what scientists always suspected. >> it is not so much a discovery, a confirmation of something we suspected already because there is so much evidence actually in all the pictures we got from years ago that there has been liquid water flowing on the surface and erosion by that water of canals and canyons and all this but the significance of this confirmation is that those flows are here to date and thought what was flowing on mars was millions and billions of years ago when the structured were carved but some of

is this really a breakthrough for humans to visit mars? >> we could use that water, use that water to drink, of course, to break up into its parts, hydrogen and oxygen. >> reporter: some of the ingredients, which could finally put a human on mars. and who knows what we might find then. david kerley, abc news, washington. >> kaifddavid, thank you. >>> and thank you for watching here tomorrow. join the millions who have already switched. we switched. and now, we're streaming netflix. who knew time warner cable's internet was so fast! mom switched. and now, we can watch our favorite shows together, on demand. i switched. so i can connect to the internet just about anywhere with my free twc wifi hotspots. join the millions who switched to time warner cable. for $89.99 a month, you'll get 100meg internet, and hundreds of hd channels. you'll also get unlimited calling to the us, mexico canada, china, and now india. call today. i switched. now i have a free app that lets me watch tv whenever i have the time. for $89.99 a month you'll get tv, inte

of is there current life on mars. >> reporter: the possibility of life on mars has been envisioned in fiction but largely dismissed. >> it's weird, there is nothing here. >> it's mars. >> reporter: the finding also raises the possibility that despite wildly varying temperatures that range from 56-21 celsius it might be possible to grow food in greenhouses on the surface and nasa managers say it leaves many mysteries unresolved and don't know where the water comes from and what besides salt is in it, john hendron, al jazeera. >>> in the philippines relatives expected to look after family until they pass away making the idea of retirement homes for the elderly a foreign concept but that is now changing as we report there is growing concern over how many of the country's seven million elderly are being left to fend for themselves. >> reporter: she is 101 and for 40 of those years she has worked on this foot path, a widow with no children lola as she is known says she will stay here until the day she dies. >> translator: i don't want to be too much of a bother child, one must do what you

to explore the question of is there currents life on mars. >> reporter: the possibility of life on mars been envisioned in science fiction but largely dismissed. >> it's weird being there is nothing here. it's mars. >> reporter: the finding also raises the possibility that despite wildly varying temperatures that range from 56 to 21 celsius, it migh might be possible to grow food in greenhouse on his the surfaces. nasa says their latest discovery leaves many answers unresolve they still don't know the continue continues tent besides salt what else is in it. >>> a major u.n. boost to peacekeeping unstrain from conflicts worldwide. >>> rally behind one of america's largest family planning organizations as republicans try to deny it federal funding. i just had a horrible nightmare. my company's entire network went down, and i was home in bed, unaware. but that would never happen. comcast business monitors my company's network 24 hours a day and calls and e-mails me if something, like this scary storm, takes it offline. so i can rest easy. what. you don't have a desk bed? don't be left in t

i'm going to go with that's mars. >> i look so short today, like emmanuel lewis on mars.time? yesterday, you had had the muscles. >> i had the muscles. so now i'm -- >> the helmet was -- but you planted the "world news now" flag up there. >> webster. >> this is abc's "world news now" informing insomniacs for two decades. >>> good morning. i'm kendis gibson. >> i'm kayna whitworth. here are some of the top headlines that we're following for you on "world news now." first of all, a rare face to face meeting with president obama and president putin -- squaring off, dueling speeches, stony glances and icy handshakes. both still far part how to end the blood shed in syria. details straight ahead. >>> donald trump's tax reform plan is being greeted with skepticism from many tax experts they say cutting taxes for middle-income americans will add to the national debt. trump says that won't happen. >>> the former prison employee who helps two murderers escape will serve two years behind bars at least. a tearful joyce mitchell pleaded for mercy during a hearing yesterday saying she