Ahead go ahead go ahead now . But first the nightline 5. Tired of redosing antacids . Try duo fusion. Two in one heart burn relief. The antacid goes to work in seconds and lasts up to 12 hours in one chewable tablet. Duo fusion from the makers of zantac. My bladder leakage made me feel like i couldnt be the father that i wanted to be. Now i use depend, i can move way i really want. Now more flexible to move with you. Reconnect with the life youve good evening. Thanks for joining us. Concern tonight over the safety of athletes in brazil after medallist ryan lochte were held up at gun point. We journey into some of rios most dangerous neighborhoods with a brazilian s. W. A. T. Team where a violent drug war is raging minutes away from olympic village. How are they keeping violence from creeping into the summer games . Heres abcs matt gutman. Reporter were on the front lines on the streets of rio. Here with sweeping views of olympic venues where athletes compete for gold, police are embroiled in a complex bloody war with th gangs that dominate rios slums, some of them longtime criminals, some of them dirty excops. Their latest victim may have been their most highprofile, gold medallist ryan lochte, one of the winningest olympians in history. He and three fellow team usa swim members had been here at club france, one of the many events spaces hosted by olympic committees. Lochte snapchatting with snowboarding great shaun white. Their way back to olympic village, men in Police Uniforms lochte says flashing badges, pulling them over. Lochte told the today show the men demanded the swimmers get on the ground before pulling out a gun. I refumesed. I refused. I was like, we didnt do anything wrong so im not getting down on the ground. Then the guy pulled out his gun, he cook the it, put it to my forehead, get down. I watt my hands up, like reporter he said their assailants took only their money and the athletes were unharmed. Team captain Michael Phelps shocked we the news. Kind of said, excuse me . I mean, i i couldnt believe it. Reporter but similar incidents occur almost daily here. Rocks hitting an olympic bus. Stray bullets hitting the equestrian venue twice. A judo medal winner mugged. These crimes a spillover of the giant vat of violence brazilian authorities are struggling to average have been wounded by gunfire each day in rio. Just last week, three olympic officers were shot, one of them killed, after taking a wrong turn into gang territory. The Deputy Commander of rios s. W. A. T. Team offered to give us a sense of what theyre up against. If something happened, stay inside the car, okay . Reporter we head towards a hillside overlooking the olympic village. Its home to massive shanty towns w population lives in communities known as favelas. Police are engaged in what they call an undeclared civil war. Just last year this s. W. A. T. Team conducted 3,000 operations in the favelas. The s. W. A. T. Teams training customtailored to the treacherous urban sprawl they patrol. Its nearly impossible to be fully prepared for the threats that await them out in the real everybody wears this when they go out . Yeah. Everybody . Yeah, everybody. How often are People Killed in the slums in the favelas here . Every day. How often do you think that you get involved in a fight . 100 . 100 of the time you go inside a favela yeah, yeah, yeah, yeah. Theres going to be something . The fight will be started. Reporter its these winding alleyways that police say make fighting the gangs especially difficult. Look how narrow these alleyways are. Police say theyre perfect spots for ambushes. Reporter on the other side of the battle lines, the drug dealers. One agreed to be interviewed as long as we didnt show his face. Looking me in the eye he said he never hesitates when faced with a choice to kill. He says he was only 20 when he committed his first murder. Because it was kill or be [ speaking Foreign Language ] reporter as he spoke he smoked a joint. Because life is not easy, yeah . Its the way to make money. To die or to kill here. To kill or to die. Its better for them to see their moms crying. Youre saying its better to kill than to die, better to see other mothers crying than to have your mother cry . [ speaking Foreign Language ] when you see Police Coming into this favela what do you typically do . Most of the time it become no problem. I see. They come with guns, you respond to them with guns . Yeah. [ speaking Foreign Language ] fire with fire. Fire with fire . Reporter ironically, police call this war pacification. And have been ramping up their presence here in preparation for nightline coanchor dan harris was here in 2013 coming facetoface with a dangerous drug lord. The police have been going into neighborhood and pacifying them. If they came here and tried to do that, what would happen . [ speaking Foreign Language ] would you describe your work as dangerous . He says, do you know me . No. Reporter despite all the violence, police say theyve only managed to pacify about 30 of the 1080 favelas in rio. Theres been an 85 increase in Violent Crime since 2012. Still in an olympics that has concerns, the games have been a far cry from the projected worst case scenarios. Partly due to the diligence of the security teams here. The rio bomb squad here responding to calls every day, using robots to detonate suspicious packages. So far, all false alarms. But the threat is very real. Wow. This is our warehouse. Reporter the team confiscating thousands of explosives each year. This is live ammunition . Yeah, yeah, unfortunately it is. Put that back down. Reporter many explosives from gangs in the favelas. Basically every day this is what comes in, little bombs like this, grenades . Yes, yes. Reporter authorities are still investigating who mugged ryan lochte and his teammates but Brazilian Police sate athletes were too drunk from the party to provide a lot of information regarding criminals, cars, license plates, et cetera. The International Olympic committee initially denying the incident even took place. I wonder if you can explain to us what happened . What i said was people asked update, i gave you usocs update, then there was another one after that. Reporter lochte is being bundled back to the u. S. Replying in a statement, what is most important is that we are safe and unharmed. Teammate gunner bents adding, the gold medal is safe. Rio organizers issuing an apology, we obviously regret the violence has gotten so close to athletes, we apologize to those involved. Their focus now, making sure ret incident. And that over 10,000 athletes in attendance are secure. Although officials tell us taking a taxi while reportedly drunk at 4 00 a. M. May not be the best idea in the most violent city to host an olympics in modern times. For nightline im matt gutman in rio de janeiro, brazil. Up next, disney magic with a shanghai twist. Were taking you for a ride and later, Justin Bieber is probably sorry over his latest instagram post. I had a lot of doubts going in. I was a smoker. Hands down, it was, thats who i was. After one week of chantix, i knew i could quit. Along with support, Chantix Varenicline is proven to help people quit smoking. Chantix definitely helped reduce my urge to smoke. Thinking or mood, hostility, agitation, depressed mood and suicidal thoughts or actions while taking or after stopping chantix. If you have any of these, stop chantix and call your doctor right away. Tell your doctor about any history of Mental Health problems, which could get worse or of seizures. 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Youre a better you all day. Tylenol . You wouldnt believe whats in this kiester. A farmers market. A fire truck. Even a marching band. And if i can get comfortable talking about this kiester, preparation h. You know, it may be the year of the monkey on the chinese calendar but its starting to feel like the year of the mouse. Shanghai disney, the companys mostexpensive overseas investment yet, is now open with new attraction is you wont see at any other disney theme park. Heres abcs bob woodruff. Reporter 50,000 hours of to imagineers. Perhaps a sprinkle of pixie dust. This is Shanghai Disney resort. The newest happiest place on earth opening its gates to the public for the very first time just two months ago. Here east meets west. The past meets the future. And anything is possible for those who believe. Reporter since then, over 1 million guests and counting. Its the sixth resort for parent company. The project taking five years to complete with a 5. 5 billion price tag. Im in the center of this resort, the enchanted storybook castles. It will be the tallest and biggest castle in all of disney. The transformation incredible. This is the most grand of all the castles in the disney parks. Almost 1,000 acres of land, 12,000 trees planted. Stunning. Reporter i got a behind the scenes first look at what disney hopes will be its grandest fairy tale yet. Once upon a time, after over a decade stalled in negotiations with the chinese government, disney broke ground in april 2011. Disney only owns 43 of the park. The rest is kind of controlled by shanghai shandy group, locally governmentcontrolled entity. Disney will have to work very closely with its partners on that. It doesnt have outright editorial control. The largest and most expensive International Resort for the disney brand, spanning nearly 1,000 acres in shanghai. The location within three hours by car or train of 330 Million People. In a country with a booming middle class with more and more disposable income. If they get even just a fraction of those 300 Million People into the park, it has the potential to really boost disneys parks and resorts segment revenue. They spent five years building it. Many more in negotiations. That alone makes this a huge, huge expense both human and dollarwise for disney. That means theres an incredible amount at stake. Reporter to find out how much im getting a tour from jody mclaughlin, one of disneys imagineers. The entire team was encouraged to be daring and take risks. Reporter the goal of the park she says, to push the boundaries. This is something weve never to have something this physically active. Do you like this one . I love it, i think its great. Reporter here on the firstever adventure isle, camp controversy is a disney trail blazer. This is awesome reporter literally. You get to blaze your own trail through treacherous terrain. I think i got the wrong shoes on. So do i. But again, its not theres three Different Levels so you can be really advanced, you can be intermediate, you can be a reporter always something to marvel. Look up at this mountain, that things more than 100 feet tall. Reporter we head to the pirates of the kririan. This is more of a storytelling. More historical facts for people to learn. Yes, yes. Certainly fans of captain jack sparrow and davey jones, you meet them in the attraction. Its a very immersive experience, very strong storytelling presence. Literally in the attraction you become part of that story. Reporter the attraction, combining the narrative from the movie that is the best reporter with come to life characters and Detailed Design that was awesome, thank you. Reporter we cant forget the gift shop. The Revenue Streams seemingly endless. Getting people into parks is a way for them to make far more money off peoples love for these films. You can bet every kid will be tugging his parents hand asking them to buy a pirates of the caribbean toy. The huge potential for dollars, actual theme park dollars. . Heigh ho . Reporter although the stories are classically disney, there is of course the chinese twist. Like with snow whites dwarfs. Off to work they go. This time in mandarin. . Its about bridging the culture and help our team understand what the chinese guests want and what is the culture. Reporter shes the cultural analyst for whats the difference between american and chinese in terms what they want to see at disneyland . For me, for my understanding, because american has such a history. We know the stories so well. Grew up with it. For us we know mickey and minnie. Its hard for us because we dont know the characters. Reporter she shows me the wandering moon teahouse which celebrates the diverse landscapes of china. Room. Its really inspired by southeast china where you have a lot of bamboo forest. Definitely our team is inspired by that. Reporter that pride making this park entirely unique. And that may just be the key to a fairy tale ending. For nightline, im bob woodruff in shanghai, china. Next,ou Justin Bieber and selena gomez are fighting about now on instagram. Why selena is trying to kill them with kindness. . Kill them with kindness . Viagra single packs. So guys with ed can. Take viagra when they need it. Ask your doctor if your heart is health fy sex. Do not take viagra if you take nitrates for chest pain el. To avoid longterm injury, seek immediate medical help for an erection lasting more than four hours. Stop taking viagra and call your doctor right away if you experience a sudden decrease or loss in vision or hearing. Ask your doctor about viagra single packs. Crabfest is on at red lobster so come dive into dishes like the new alaska bairdi crab dinner with sweet crab from the icy waters of alaska. Or try crab lovers dream with tender snow and king crab legs. Tired of redosing antacids . Try duo fusion new, two in one heartburn relief. The antacid goes to work in seconds. And the acid reducer lasts up to 12 hours in one chewable tablet. Try new duo fusion. Selena gomez want keep her hands or thoughts to herself, the teen idol publicly feuding with exboyfriend Justin Bieber over his new romance. Justin if you thought the drama between Justin Bieber and selena gomez was so 2014, youre so after posting a series of flirty imag with different women, including 17yearold model sofia ritchie, daughter of lionel richie, beliebers revolted flooding his instagram with angry comments. . I made those mistakes . The sorry singer sent this message. Im going to make my instagram private if you guys dont stop the hate. If you guys are really fans you wouldnt be so mean to people that i like. . Il and while gomezs recent single kill them with kindness preaches rising above the 24yearold singer couldnt keep her hands to herself. Chiming in, if you cant handle the hate, then stop posting pictures of your girlfriend, lol. Dont be mad at your fans, they love you. . What do you mean . The instagram comment was quickly deleted but it was too late. The what do you mean crooner against his exgirlfriend on social media. Its funny to see people that used me for attention and still try to point the finger this way, sad. All love. Gomez reportedly firing back. Funny how the ones that cheated multiple times are pointing the finger at the one that were forgiving and supporter, no wonder fans are mad. Sad, all love. Bieber had the last laugh taking the petty feud in a new direction allegedly reply, i i forgot about you and zayn. . . Is it to late to say sorry . It might be. Although they say love means never having to say youre sorry. Thanks for watching abc news. As always were online at abcnews. Com and our nightline . [ music ] . Airport chaos. All this because of the olympics . Get down on the ground did somebody mistake cheers at the olympics for gunfire . Then, theyre back, and theyre angry