elisa: [speaking spanish] narrator: scattered across a sprawling city, the indigenous are also among the poorest and most marginalized in the country. and says elisa, frequently subject to discrimination. elisa: [speaking spanish] narrator: consequently, only some 4% of young mapuche speak their language, a problem recognized by the government. marcos: [speaking spanish] luis: [speaking spanish] narrator: for decades, indigenous peoples have been organizing to make their voices heard globally. here, elisa speaks at the united nations in new york. elisa: [speaking spanish] man: dos votos. narror: in 2007, the united nations declaration on indigenous rights was adopted. [cheers and applause] which includes the right to language. luis: [speaking spanish] elisa: [speaking spanish] narrator: in the wild semi-desert of northern namibia, a rare and elusive species. simson: we have to move backwards. we have to move backwards. narrator: solitary and sometimes aggressive, the black rhino is on the critically endangered list. simson: if they kill 1,000, 600 per year, that's the end of the rhin

> reporter: rio is known for its culture, history and city, in this city, there are over 800 sprawling cities called provella's. this is one of rio's notorious favellas. with security, we traveled into one of the few places considered safe enough to enter. some of rio's favellas are literally cities within cities. this favella is under police control. this commander tells us police in the community are now working together here. even in the post pacified favellas, people are unarmed. dozens of favellas are effort to bring peace meets with violence. this woman's son was pole who swept through her favella. she says her son was an innocent vicm aggressive poli.no beltrave headed the operation a few years ago. con frontati confrontation is inevitable. >> we expect people not only to be able to see the beautiful side of the city, but actually to see the huge problems we have on the ground. >> reporter: tonight as rio takes the world ale of two cities, one on asits in theshadows. miguel almaguer, nbc news, rio. >>> and when we come back, i'll have more on how we are covering these olympics from 73%

throughout this city, there are more than over 800 sprawling cities called favela's. where more than 2 million live in poverty and the fear of violent crime. this is one of rio's notorious favelas. a stronghold for gangs and drug runners, police call it a war zone. favelas sit next to tonight's opening ceremony and just above the beaches of copacabana. with security we traveled into one of the favelas considered safe enough to enter. some of rio's favellas are literally cities within cities. one of the largest has more than 100,000 people, home to extreme poverty and also violence. it sits in the shadow of christ the redeemer. commander lima tells us police in the community are now working together here. even in the most pacified favellas, police often work in pairs and always armed. they expect the unexpected. dozens are under police control but the effort to bring peace can come with violence. anna's son was killed as police swept through her favella. she says her son was an innocent victim of aggressive policing. jose beltran spearheaded the project eight years ago

city. one is the vast geographical sprawl of the cities. 42,050, most scientists agree that 80% of people will livee inside cities. alreadady today, we e are reducg 80% of the e arable lanand thate have for the wholele town. ifif you put these developining curves together and you easily realize that what w will happpps that we have to grow f food, lae-e-scale.. the cityty is a densnse environ. the land i is really expensive.. if you w want to grow things i n the cicity, y you have to goo vertrtical, and to go vevertical yoyou ha t to develop p tactical solutions.s. crack vertitical farmining, how doeot workrk? how much global area you can get out of the building. growing things vertical ali make sense if you donon't t have enoh land wherere you want to grow yr food. the way that we e solve itit is frfrom building, constructing a bubuilng where you don't t work withthorizontal stories. steaead we have an open cotrucucti usingng a h helical shapape, , but much - -- which s much more sunlight into the core of the building. then we have a logistics system fofor how to move our crops at e same timi

. >> reporter: rio is known for its culture, history and city, in this city, there are over 800 sprawling communities known as favellas, where nearly 2 million live in poverty and the fear of violent crime. this is one of rio's notorious favellas. a stronghold for gangs and drug police call it a war zone. with security, we traveled into one of the few favellas considered safe enough to enter. the few places considered safe enough to enter. some of rio's favellas are literally cities within cities. home to poverty and this neighborhood lives under the statue . home to more than 800,000 people. this favella is under police control. this commander tells us police in the community are now working together here. even in the post pacified favellas, people are unarmed. life in santa marta has him proved, but many ask at what cost. dozens of favellas are under control, but the effort to bring peace can come with violence. killed as police swept through her favella. she says her son was an innocent victim of aggressive policing. jose mariano beltrave headed the pacification project a few years ago

. >> reporter: soweto-- the sprawling black township in south africa's biggest city, johannesburg-- is synonymous with the struggle against apartheid. two decades after the regime of racial separation ended, many cultural divides remain. traditionally, ballet here was for the white and wealthy. black south africans were excluded, leaving a legacy of disinterest. ballet teacher muli mokgele is among those trying to change that. >> growing up, we knew ballet as being a white sport, so it's very much new to us. but i know that in time it will get better. >> reporter: dirk badenhorst judges ballet internationally and organizes ballet competitions in south africa. he's pushing to bring more ballet teachers to soweto. >> are the conditions ideal to do what we are doing? no. is it the perfect way of doing it? no. but if we don't start somewhere, we're never going to have it. >> reporter: one of his recruits is maria de los angelas quintanilla-- known affectionately as miss maria-- an experienced ballet instructor from cuba. she arrived in south africa a few months ago and has already develope

it's important for the city, but has long been under threat from urban sprawl and population growth. two hope that when respect for nature increases, this paradise will again have a chance for survival. the first indications are there -- some plants are already reclaiming their space. but in two years, conservation international will withdraw from the project completely. what will happen then? >> this project is designed to perpetuate itself. the people have to carry it on themselves. that's how it's planned. otherwise it would be a project that worked only from the top down. >> today, edwin tapasco parra has the day off. as always, he's spending it with his family. one thing he's sure of -- he never wants to go back to prison. and he's prepared to do a lot. he already has a plan for a business for the time after the project ends and they stop paying him. >> the idea is to organize trash next our barrio. we'll put up containers where people usually throw rubbish on the ground. we know where those places are. that's more than just a glimmer of hope. it's good for the environment and j

. >>> atlantic city is one step closer to having one of its biggest and most valuable eye sores developed. they received two bids for the sprawlingormer airport bader field. the cash-strapped city is selling the site to bring in much-needed money. no word yet on who submitted the bids or what kind every projects have been proposed. they'll now be evaluated by city leaders. officials will also make their decision based on which proposal is best for atlantic city's future. >>> delaware's indian tribe is eligible for services. the action acknowledges the tribe's history and culture which is centered in kent county. >>> the road to rio is closing in on tomorrow night's opening ceremony. we're just one day away, actually, make that 26 hours to be exact from the start of the 2016 olympic games. guess what, nbc 10 has your all-access pass to the rio games. >> who's counting? >> we are. jacqueline london joins us live from rio. jacqueline, describe to us where you are in relation to the olympic venues. >> reporter: i am standing in the main olympic park. a little while ago we showed you the olympic rings, set up as a structure behind tha

city hall with details on that, joe. >> reporter: jessica and ukee, good evening. the it seems most people continue to talk about this sprawling federal investigation, except for the many attorneys we have reached out today, all of them saying away from going on camera. it will be three weeks tomorrow, that high profile raids were conducted across this city. i can tell you tonight subpoenas and federal search warrants continue to spread across philadelphia. multiple federal investigations have sent ripples across philadelphia political circles. the latest revelation came tuesday, federal agents showed up at an attorney general's feel office in southwest philadelphia with a search warrant. the spokesmen for the attorney general confirmed that to cbs-3. the investigation in the ibew, powerful union head johnny dougherty, city councilman and others has taken a new twist with tuesday's visit to the attorney general's office. sources say search warrant is examining some private security work apparently conducted by a narcotics agent here at the attorney general's office. spokesmen for the office would not confirm any of the details

. >> in this sprawling hampton home, five bedrooms, 3 1/2 baths spread across 4,000 square feet daughter brynn. >> i'm more suburban than city. new york is where i work and here is where i live. >> bethany paid $2 million for the home and is very choosey about who gets to hang there. >> it maybe takes a lot to make this tour. i'm only seeing brynn, cookie, andy. very special people. >> this is definitely a permanent wall. these gr moments. city" got a tiny taste of bethany's country home but only "e.t." got the full tour. >> no one besides "e.t." has been up here. >> really? >> upstairs is cozy and very pink thanks to her 6-year-old daughter's bedroom and who knew? this millionaire housewife is crafty. >> this is all her original clothes. this was her first pairs of pajamas, her first baby blanket. one of her first t-shirts. instead o clothes, i sewed them into a quilt. >> frugality is her style. >> everything is a bargain item. this was probably $50. the chandelier was $100. >> complete with a pool and bar. stocked with plenty of skinny girl. >> the newest product is the margarita. christina aguilera partied here. jamie fox

and what a terrible tragedy this flooding is because helicon the city the historic part is truly an historic oasis in the suburban sprawl between washington and baltimore so it's very tragic to see that happen. if you look at the topography around this area you get a sense of why the flooding was so bad. on the other side of these buildings to my left is a very steep hill. on the right side here also very steep hills and the main street upon which we stand has directly down the hill to the downtown area so what happens when you get six inches of rain in only two hours? witness the video you have right here. water rushing down the street, streets eroding, sidewalks eroded and many water rescues including this human chain where these brave guys managed to coax this woman out of her car. she could well have been a dollar if she stayed in that car. two people were killed as they remained in their cars. in the immediate aftermath of the flooding we saw some of the damage in the stores from these still pictures taken by governor boyd rutherford who came saturday night after the flooding had subsided. you see how the damage ca

sprawling complex, it is caught in the battle for the white house. donald trump supports it, hillary clinton and does not. the coal mines here are like underground cities stretching for miles. the cousin of tough pollution controls and cheaper shale gas, filed for have bankruptcy. donald trump offers the prospect of revival. end of thef the shift. the minors blame environmentalists for the closure. and the actions on climate change. one mine owner, a trump supporter, says real damage has been done. >> went to call minors are laid off, if they own anything it is but there home. when they laid off they have no one to sell the home to. these people who want to work in honor and dignity are denied that. that is why i say obama is the greatest scourge that america has ever had in its history. reporter: the problem with coal comes when you burn it. it releases carbon dioxide, which is blamed for global warming. donald trump says that isn't a problem, but hillary clinton says it is and she is offering a greener future instead. in another corner of ohio, a clean way of generating power. this local company, first solar, robots and people churn out a solar panel

sprawling south east asian capital of the philippines. home to somewhere between 12 to 20 million people. the world's most densely populated citye presents around the tree ♪ but it is christmas. a twinkly, festive wonderland where the mostly catholic population take their holiday season very seriously. >> woman: hello! merry christmas. >> anthony: because filipinos are, for reasons i have yet to figure out, probably the most giving of all people on the planet. think i'm talking shit? keep watching. [ motorcycle revving ] >> fritz: good afternoon everyone. we're the band called keystone. ♪ >> anthony: ofw stands for overseas filipino worker, and they are one of the philippines' largest and most important exports. people. go abroad, make money, improve the quality of life for the whole family. all over the world, the philippines sends architects, doctors, construction workers, nurses, housekeepers, nannies. the entire filipino economy relies heavily on the money sent back by more than 10 million ofws. roughly $30 billion u.s. dollars a year or roughly about 10% of the nation's gdp. until recently, after domestic workers, the larg

city oe sirte. just a day earlier, they took control of several key sites there, including a sprawling convention center that isis fighters had used as a headquarters. >> ifill: australia is accusing asylum seekers of lying aboutf sexual abuse in offshore detention camps. more than 2,000 incidents allegedly happened on the island nation of nauru. but australia's immigration minister rejected the accounts today.n >> i just add a word of caution to some of the hype that's outwo there at the moment. if people have done the wrong thing, whether it's security guards, whether it's people in our employ directly orir elsewhere, then there's a price to pay for that. but bear in mind that some people do have a motivation to make a false complaint, and we have had instances where people have self-harmed in an effort to get to australia, and i'm not going to tolerate that behavior either.t >> ifill: australia refuses to accept asylum seekers trying to reach its shores by boat. it pays nauru and papua new guinea to hold them instead. >> woodruff: in the philippines, startling numbers today from aom crackdown on drug