american support. >> and holly, joins us now, she is back in, istanbul. holly, extraordinary access,

tell us more about how this works? >> well, jeff it is very difficult for us to get access to yemen at all. we are only there for around two dates. we were accompanied by officials who decided what we could, couldn't see. so that constrained us as journalists. in one place we couldn't go was aacross the front line into houthi territories where the air strikes have the been landing and hunger and disease so devastating. what's jarring about going to yemen is how shockingly poor it is. i mean, 8 million people on the brink of famine. when, when the country's neighbors on the arabian peninsula are so very rich. countries like saudi arabia. >> some important perspective. hol williams, thank you. >> mike pence left on a five day trip to asia, focused on ratcheting up pressure on north korea's repressive regime. among his stops, the opening ceremonies of the winter

olympics 50 miles from the dmz. ben tracy is in the host city, pyeongchang. >> reporter: they have been holding drills for months simulating everything from a hostage situation to shooting down a drone about to drop explosives on an olympic venue. the chief of police told us a terrorist attack by drone is the biggest concern. in all 21 olympic venues and facilities are being closely monitored at this command center. the 60,000 person olympic security force is about twice that deployed during the summer olympics in rio. that force includes south korean marines who have been testing their tolerance for the cold and snow found in the mountains of pyongyang. this is what is known as the joint security area of the dmz, where north and south meet. you've literally have south korean soldiers here, staring into north korea just beyond the blue huts. in the shadow of a nuclear

standoff, the u.s. and south korea delayed their annual military exercises. in an effort not to provoke north korea during the olympics. years of missile launch or nuclear test lessened now that north korea is sending a large delegation to the games. but a large scale cyber attack is something they are still concerned about here. that is something that, that north korea is particularly adept at. they have hired a private security firm to try to prevent that kind off take. jeff. >> ben tracy in pyeongchang. thank you. now some other stories we are following in the evening news feed. former sports doctor, larry nassar sentenced up to 125 years, sexual assaults at a gymnastics club in michigan. the third and final sentencing for nassar, former women's team doctor. 265 women and girls say he sexually abused them.

there was a massive pileup outside springfield, missouri. since sunday the state has seen 650 crashes on snow-covered roads. at least five people have been killed. in iowa, poor visibility led to chain reaction, crashes, killed at least one person. of to 50 vehicles involved in that. and, police in philadelphia, had all they could handle last night as tens of thousand converged downtown to celebrate the eagles first super bowl title. at least one car was toppled. an awning at the ritz-carlton hotel, clamsed under the weight of a large group. wow. despite it all. police said three arrests were made. today nfl commissioner roger goodell handed the super bowl mvp award to the quarterback, nick foales. there is much more ahead. >> patients are finding out they may have the flu even if the test came back negative. >> looks like a duck, quacks like a duck. it's the flu.

>> heavy duty rockets. >> twice the cape built teef of any rocket flying. >> i knew we would have to score a touchdown in the situation. >> the patriots' dynasty ran into the eagles' destiny. >> what was going through your mind that last pass by my gums are irritated. i don't have to worry about that, do i? actually, you do. harmful bacteria lurk just below the gum line, and if you're not taking care of your gums, you're not taking care of your mouth. so now i use this. crest gum detoxify. introducing new crest gum detoxify... it works below the gum line and is clinically proven to neutralize harmful plaque bacteria and help reverse early gum damage. new gum detoxify, from crest. gums are good. so is my check up! crest. healthy, beautiful smiles for life.

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bad, many people are taking a quick test to find out if they have it. according to the centers for disease control the results can be dangerously misleading. here is omar villafranca. >> 24-year-old, doesn't feel well. >> relax. >> came to this emergency room to get a rapid flu test. >> it was a bit uncomfortable. the swab is, itself went really deep into the throat. >> the test requires the swab to go deep into the nasal cavity for a proper sample. but the results back in five minutes can produce false negatives telling a pash whient has the flu that they don't. the cdc says the quick tests are only 50 to 70% accurate but are most common flu tests performed at hospitals and clinics during flu season. last week, 15-year-old kyra molina went to an atlanta clinic when she wasn't feeling well. the flu test came bag negative. few days later the teenager died

from liver complications from the virus. the infectious diseases doctor at baylor scott and white in fort worth. >> test easily din the office. point of care test. so you can get the results quickly. at the exact time that you test it. >> few minutes. >> few minutes. >> some patients elect for comprehensive lab test which takes longer to complete and more accurate. but even if a rapid test comes back negative, dr. spock says health care professionals are trained to treat symptoms. >> looks like a duck, quacks like a duck, it's got to be a duck. somebody comes in, fever. aches, lot of people sick inn't house, school. sounds like the flu. we know the flu is everywhere. it's the flu. >> the difference in cost for the two tests can be a factor for patients. rapid test costs $5 and $10. lab test can cost more than $200. jeff. >> wow. thank you.

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space x monster rocket is ready for launch. the falcon heavy will blast off as early as tomorrow from the pad that sent men to the moon. powered by 27 engines, three massive first stage boosters. there is so much thrust it can lift a 737 into orbit. passengers, luggage and all. for the first flight. space x and founder elon musk is sending a cherry red roadster to orbit mars. >> as you were saying, normally when a new rocket is test they'd put something boring on like a block of concrete or chung of steel. that's pretty boring. let's, let's watch the most fun thing we can put on. >> if the launch succeeds, the falcon heavy will be the most powerful rocket since the space shuttle. musk says the roadster will be playing, david bowie's space

oddity. how the underdogs flipped the script

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for special offers now. ♪ ♪ >> eagles have landed in philadelphia. the super bowl champs arrived to a hero's welcome today. victory parade awaits on thursday. of course, fans are frying to process what happened last night. super bowl 52 had begun to look

like a movie we had all seen before. this time, the ending was different. everyone knew what was going to happen. tom brady had almost 2:30, time-out, and, all of recent football history, on his side. >> he gets hit. the ball is out. until he didn't. philadelphia has the it. the patriots dynasty ran into the eagles' destiny. >> launching one for the end zone. time runs out. >> think about it. there was no other way for this team, the eagles to win, than as the one predicted to lose. for the philadelphia eagles, the long drought is over. finally. >> they were underdogs in every playoff game. they had never won a super bowl. they lost their starting quarterback, late in the season. and turned to a backup. coached by a guy who spent his career as a backup. and who was coaching high school

football a little more than a decade ago. but doug peterson with go for broke calls. >> foles, touchdown. >> on more than one occasion. >> what a call. awe all the oversaw one of the great, david versus goliath stories in am can sports. toppling tom and the insanely consistently great patriots. >> lot of people counted us out. that locker room believed in each other and believed in me. >> the pats for sure will be back again next season. as the the favorite. the team that was never the favorite -- they're now world champions. congratulations philadelphia. that is the "overnight news" for tuesday. for some the news continues. for others check back later for the morning news and cbs this morning.

we welcome you to the "overnight news," i'm david begnaud. stocks continued their massive slide. the dow fell nearly 1200 points monday. the worst single day point drop ever. the s & p and nasdaq both lost 4% of their value. while the markets were tumbling. president trump was on stage in cincinnati, touting his tax cuts as the engine for what he described as a soaring stock market. dean reynolds was there. >> your paychecks are going way up. your taxes are going way down.

>> as the the president spoke near cincinnati he sounded unaware of wall street at the corner of the screen. >> wait till you see gtp over the year or two. see what happens to our country. >> listening to mr. trump you would not have known the dow jones industrial average was off more than 1,000 points or that cable news networks were breaking away from his speech off to sound the alarm. >> we are interrupting for breaking news. >> mr. trump came here to ohio to visit with workers at a plant that makes hydraulic cylinders for finely tuned machines. while he often talks up the stock market, and even claims credit for its previously record setting heights. mr. trump didn't mention it in his remarks today. instead he dweld on tax cuts and the leadership needed to enact them. >> you can work hard, but if you don't have the right leader setting the right tone. in all fairness. not even saying. i am nonbragadocious. >> he told factory lawmakers, democratic lawmakers who did not applaud good economic news he

delivered during the state of the union address last week in washington, were worse than naysayers they were unamerican. >> they were like -- death. and unamerican. unamerican. somebody said, treasonous, yeah, i guess why not? can we call that treason, why not? i mean, they certainly -- they didn't seem to love our country very much. >> now, in response to the stock market swoon, white house press secretary, sarah sanders said, late today, "the president's focus is on our long term economic fundamentals which remain exceptionally strong." it was a faulty switch that officials say likely caused the latist amtrak crash that was deadly in south carolina. the two train operators were killed and 100 people hurt in sunday morning's collision. kris van cleave is from there.

kris van cleave has more on this. >> from the air, the violence of the crash is clear. the head on collision between amtrak train 91 and empty csx freight train demolished two locomotives. ntsb chair, robert sumwalt. >> that switch should have been realigned for the amtrak to go through the main track. >> why wasn't it? >> that's what we want to find out. >> the amtrak train had 147 on board and was traveling approximately, 56 miles an hour when a device known as a track switch, diverted on to a side track where the freight train was parked. >> it was body everywhere. the seats came up off the floor. glass everywhere, came out all over the, the train. >> this stretch of track is controlled by csx, not amtrak. investigators say, csx manually flipped the switch to move freight cars to the side track. it is unclear how long the switch had been in the wrong position. track signals were offline for maintenance. the engineer hit the emergency break three seconds before the collision. if the signals had been working could that have been an earlier

warning for the engineer. >> it is possible. part of what we need to piece together. >> sunday was amtrak's third fatal derailment. in less than two months. last week a train carrying lawmakers hit a garbage truck. in virginia. and in december this amtrak train was going more than twice the speed limit, when it derailed around a curve in washington state. >> are we willing to say there is a systemic issue with amtrak. no, we are not. >> the ntsb says the engineer of the amtrak train should have been watching ahead of team for the switch. once the train got to the switch point he would have had eight second to try to stop it. csx has not commented on the position of the switch. but says it is participating, in this investigation. >> the pentagon has begun the draw down of u.s. troops from iraq. the iraqi government claims that the islamic state has been deep feeted and fewer american soldiers are needed there. but there is a war raging in yemen. one side backed by saudi arabia

the other by iran. holly williams got rare access to the front line. >> reporter: the saudi arabian government invited us to yemen to show us their version of the war there. these fighters are take us to the front line. which is at the top of the mountain range. for nearly three years, saudi arabia has been backing these yemeni government soldiers fighting a brutal war against rebels who have seized swaths of land. they killed this houthi gunman two month as go they told us. yemeni general, told us saudi abe strikes are helping him win back the barren hills. and the saudis are supported in this war, by the u.s. >> houthi positions are less than a mile away. have you lost family members, friends? >> too many. >> both side in this fight are

accused of war crimes. but with weapons supplied by the u.s., saudi arabia is capable of much greater damage. the saudi led coalition has hit weddings, markets and schools with air strikes, according to a u.n. report. and aid groups say a saudi blockade, contributed to starvation and deadly cholera outbreak. thousands have died. >> we are not part of the famine or, or, the security in yemen. >> colonel is a spokesman for the saudi led coalition. saudi arabia has been accused of trying to starve yemenese into submission you. are saying that is not true. >> not true. >> food is a weapon in yemen. and both sides know it. these men told us, houthis seized their houses leaving their children homeless and hungry. but only the saudis are u.s. allies. fighting this bloody war with american support.

>> and holly, joins us now, she is back in, istanbul. so that constrained us as journalists. at one place we couldn't go was across the front line into houthi territory where the air strikes have been landing and hunger and disease so devastating. i think what is jarring abut going to yemen is how shockingly poor it is. i mean, 8 million people on the brink of famine. when, the country's neighbors on the saudi arabian peninsula are rich. countries like saudi arabia. >> the cbs "overnight news" will be back in a moment. ♪

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>> announcer: this the cbs "overnight news." president trump insists his new tariff on solar panels coming from china is going to create more jobs here in the u.s. but only 10% of the solar panels coming into the country are made in china. and critics say the tariffs will actually hurt american solar business overall. don dahler at a solar farm in new jersey. >> state of the art solar facility here in branchburg, new jersey, on 50 acres. the u.s. installed 12 billion watts, that's how they measure the things. 12 billion watts of solar last year, compared with chien which installed 50 billion. all the solar panels you see here were made in china. but the president is hoping that

his tariffs will bring more manufacturing and jobs to the american solar industry. not everyone agrees with that plan. >> drone footage showcases seemingly endless rows of solar panels at the 100 acre solar farm near columbia. >> jamie carlson showed us around the property. she is the executive vice president of operations at cypress creek renewables. the company backing the solar farm. >> do you understand the concerns that the government that subsidize the solar panels to, send them to the u.s., it's unfair competition and they're trying to level the playing field. >> but i think that avenue exactly what we need to be kidding. how dupe wheat make manufacturing incentivize. >> my administration is committed to defending american companies. >> president trump signed a tariff, 30% tariff on solar

products. >> we are going to benefit consumers and create jobs. >> solar world. oregon based solar panel manufacturer, helped petition the white house to implement the tariff. >> we have to level the playing field. >> the company told us it laid off more than 300 of their 800 emplyi employ employees. he believes the tariff will wring jobs to the factory. >> how do weem react to china trying to create a monopoly. >> ceo and president, abgame hopper, disagrees with the administration approach creating solar jobs. >> add a tax. there are few people able to buy it. >> if importers pass on the price increase to consumers. according to the association, there were about 260,000 americans working in the some lar industry, at the end of

2016. they estimate the tariff will cause ape 23,000 job loss this year. >> it is going to be, all different kind of people. electricians, construction workers, engineers, developers. >> these wrecks are steel. made in america. >> of tom's construction company is install offing panels on the south carolina farm. >> do you think there is a chance that the terrorists might stop you from getting new projects. >> there is that risk. abshrewly. >> the tariffs are expected to decrease some lar installations bite 99% over a five year period. he believes the in dus treef will continue to grow, but at a sloper pace. >> do not think this levels the playing field. i think this puts unnecessary barrier in some lar's way. >> the solar energy industry association, there is a mouthful for you, tells cbs news, that

90% of the solar panels used in the country are imported. but only 10% of those came from china. >> of the cbs "overnight news" will be back in a moment. # i was wondering if an electric toothbrush really cleans better

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tv ratings for the super bowl were down. 3% from last year. lot of people were sitting in front of the tube watching other things sunday including the puppy bowl. richard schlesinger has the play-by-play. >> with apologies to the patriots and eagles. theirs is not the only game in town. >> let the puppy bowl begin! >> there is also this competition of sorts. team ruff versus team fluff. 90 puppies. playing in the 14th annual puppy bowl on the animal planet cable channel. >> jennifer pawrence picks up a toy at the 40. gets the first down and then some. that is a touchdown. >> mango and morris, boomer, and j-paw are part of the game where the rules are simple.

and enforced by the referee. >> chew toy? morris. chew toy? morris. >> that's right the ref receive dan shackner. >> i say the rules of puppy bowl could fit on ape post-it note. drag a chew toy into the end zone. doesn't matter. yeah play for the other people. we don't care. intentional growling. >> all puppies? >> they all have their own agendas. most are not that socialized. certainly not house trained. and, we are frying to get them to play a competitive football game. >> what could possibly go wrong? >> right. >> oh, no, that's not good. >> that is a foul on you guys. ten yards. keep it clean. watching you. >> they play on a especially constructed and easily cleaned, field. in a manhattan studio. like the human game, there are

cameras everywhere. and, like the human game, the play herbs are some times given penalties. >> unsportsdoglike con duchlkt five yards. no belly rubs. i mean it. >> that's pretty much where the similarity ends. in this game, the players don't curse the ref, they kiss hill. >> kiss up to the ref, works every time. >> dan is more than just the referee. >> who is this? th >> this is biscuit. >> he is providing foster care to one of platers, biscuit. 3 months old. of uncertain pedigree. like all of the dogs in the puppy bowl she is looking for a home. >> 100% of the dogs in puppy bowl are from res you groups and shelters. >> how many get doptd? >> we have a 100% rate. >> we are in the room with pups

and hundreds of volunteers. the chances of them getting adopted are very, very high. >> reporter: the puppy bell started small. 14 years ago. just a few players in a room in maryland. >> i know for the fact, the first year it was just a hair brained idea. >> touchdown! >> erin juaner, in charge of the puppy bowl now. and she has watched it grow. so how hard it is to put one of the shows together? >> it is a much bigger effort than you can iffage in. a casting process, a big wall. >> casting process. >> casting process, yes. trying to make sure we get as many shemters as we can. then we need the right mix of puppies. >> from the rescue in virginia. >> we're from the res do in boston, kentucky. >> the puppies come from 48 shelters around the country. and from mexico. where, mango was found.

on the streets of puerto penasco by a rescue organization, compassion without borders. he was brought to their shelter in california before making the trip here, a trip that would change his life. >> say, hi. mango. >> mr. wigglesworth who looks to beep mostly if not all sherry pay. came from, lori johnson's florida little dog rescue in orlando. >> the florida is prime football recruiting grounds. >> they recrete a lot of puppies here, she has send more than 40 in four years to the puppy bowl. >> it is an honor. it shows the that our rescue is doing rescue the right way. we like we are chosen as ambassadors to spread the message of adopting. >> mr. wigglesworth. represented his shelter well. but maybe not exactly as a

competitor. >> hey, mr. wigglesworth. five yard penalty for excessive snoozing. >> aquaman. juniper. iris. and buttons. >> managing all these dogs is, a lot like herding cats. but it is worst the trouble for animal planet. this is the highest rafted show the all year on the channel. and it is worth it for the shelters into. >> what will happen at your shelter when the puppy bowl airs. >> my phone will go up. thousands of phone calls on puppy bowl day. great. and, clyde may be drop theed. but will help hundreds of gokt get bopted. >> people think you can't get great shelters and rescues. we're welling to put the work in on puppy bell to get the message out. this show has been so successful in getting puppies adopted.

this year, animal plan elt has the started the dog bowl. so older dogs, who can be dif result to place, get a chance for what mango and the other puppies have now. >> good boy, mango. >> a permanent home. mango is a world away from puerto penasco. living with sydney baldwin who worked on the puchy ball, the only game on tv. where there are no losers. >> from adoptable dogs to talking whales. mark phillips tells the tale. >> we already knew wlalz talked to each other. in whale-speak. and we knew the different pods have different dialects. but we didn't know they could speak like us. that's the claim of researchers who have been working with the chatty orca named wiki at a marine park in southern chance.

>> the conversations were part of of a study published by royal society. not really conservations says researcher. >> what they are doing they're learning to produce a new found that is not in their natural represent toifrmt that doesn't mean they're engaging in con server sags. that is a separate issue. >> not conversing, make. what about math. >> one, two, three. >> or name calling. >> amy. >> amy. >> what's also remarkable is that they make the sounds, not through their mouths, but through their the noses. researcher. a bramson. >> they've dent hatch voef cal fold. they make the sounds with the blow hold. handy for the whales to say dis.

thun wing the whales haven't learned to say is give me another fish. th

explorers used to spend weeks or months hacking through the hot, dense jungles of central america in search of ancient mayan ruins. now modern technology can do the same thing in matter of minutes and without those mosquitoes. scientists are using lasers to peer through the forest to survey, 800 miles of guatemala. you know what they found out, the myan cities and vimages were larger and far more complex than what archaeologists believe. they think they have scratched the surface. indiana jones could have only dreamed of this. archaeologists are using high level mapping technology to virtually unhart a massive network of mayan ruins.

hidden for centuries in the thick sungles of guatemala. >> as far as the eye can see. jungle. >> engineer and "national geographic" explorer who worked on a television special about the break through. >> so we have an augmented platform, build, off the data. there is a massive temple around the corner. gives you chilled up your back. >> it include prefously unnamed city and more than 60,000 interconnections structures. scientists and archaeologists discovered the ruins, shooting lasers down from a plane to penetrate the dense jungle canopy. technology is called light deelection and ranging. or miriam hernandez is president of the nonprofit.

>> it will provide emperical proof of the sophistication and complexity of the settlement systems. >> the co-director of the project. he says lidar technology is revolutionizing archaeology. quite like the hubble telescope. re start looking through the telescope. they thousands of galaxies. that's what we are seeing. part of the jungle. empty, cds, s towns. amazingly thick we didn't suspect were there. >> it was previously thought that one or two million people lived in the mayan lowlands. researchers believe as many as 20 people may have lived there. you can watch, lost treasure the mayan. that is the joifr for tuesday. nor some the news continues for others check back with us. for the morning news and cbs

this morning. i'm david begnaud. have a great day. captioning funded by cbs captioning funded by cbs it's tuesday, february 6th, 2018. this is the "cbs morning news." historic plunge. wall street's wild ride triggers a global market slide while financial planners are urging people not to panic. rival document. the democrats vote to release their own classified memo about the russia investigation to counter a republican memo. and as the flu bug hits hard this season, a q