Surprise of a lifetime. Nightly news begins now. Announcer from nb the news World Headquarters in new york, this is nbc nightly news with jose dee yoiaz balart. Suddenly, the sound of on explosion. An engine problem and the plane was forced to landing. 99 terrified passengers are okay tonight and are describing what it was like when something went very wrong. Reporter a terrifying moment in the sky. We were kind of just zoned out and then all of a sudden it was that huge, loud noise. Reporter what sounded like an explosion on a southwest florida from new orleans to orlando. The pilot diverted the plane and made an Emergency Landing in 737 in emergency status. I was crying, especially after all was said and done and hearing how it could have been way worse. Reporter the boeing 737 landed safely carrying 99 passengers and 5 crew members. Southwest said it was a, quote, mechanical issue with number one engine. Photos taken aboard show the engine completely ripped away. Southwest told us they bought in plane in 2000. Reporter the National Transportation safety board now investigating this engine failure. Southwest believes this was an isolated incident. The airline refunding passengers the cost of a flight and a voucher. Chicagos wave of deadly violence has taken the life of dwyane wades cousin. The shooting happened town hall about the citys violence epidemic thats taken hundreds of lives. Morgan radford has the story. Reporter hot shell casings on the ground and a Community Reeling once again. Its like theres no end to it. It just keeps going on and on and on and on. Reporter a weeping mother leaning on her sister for support. Reporter she pushed her baby in a stroller on chicagos south side after registering her kids at school shot once in the head, once in the arm. Alldredge caught in the crossfire when two men aimed at a third. What i heard was the gunshots first. Reporter a scene thats all too common, the cousin of dwyane wade. My cousin was killed today in chicago. Four kids lost their mom for no reason. Just the day with before can i say one more thing . Reporter wade spoke on a panel about chicagos gun violence. It is deep rooted and this is something that didnt start today. Reporter unfortunately tomorrow came too regist alldredge. 449 people have been shot in chicago since the beginning of this year. Almost half of them kids. Struck while doing everyday kid stuff like riding with dad on fathers day or even drawing on the sidewalk or holding their mothers hands. Its a stunning, astonishing tragic number. The fact this is genocide before our very eyes and were reporter as for nikita alldredge. She just wanted to have a better life. Reporter one that was taken far too soon. Tonight, were keeping a close eye on whats happening in the caribbean. Several tropical systems are threatening to bring a lot of rain to the gulf. Thats right, jose. Were storms that could have a big impact in the United States. Now passing through the florida straits. Once it gets to the warm waters of the gulf of mexico it could explode into a Tropical Storm. The entire gulf coast needs to be on alert over the next few days. Weve had flooding concerns already up. Up to another 6 inches of rain is possible in south florida and much rain across louisiana potential to become a Tropical Storm over the next few days approaching the carolina coast. Those developing systems carry another potential danger as well, further fueling the zika threat in this country. While communities in florida prepare, thousands in the midwest are dealing with the aftermath of another Severe Weather system. Reporter with more than 40 people in florida already virus, growing fears the rain can increase the threats. It will wash away existi iing pesticides and create more of the perfect mosquito breeding grounds. Drain it, cover it, so we dont have an excessive number of mosquitos. Reporte if any Property Owner doesnt comply, they will begin enforcement. Reporter indiana was slammed by record rain and storms friday night, many taken by surprise. Decided to kick my door in and get out. Thank god i didnt have my daughter in the car. She is only one and a half. Reporter gusting winds toppled power lines and started fire. In missouri rain in the kansas city. Entire neighborhoods under water. This is what it looked like driving during the deluge. Rising water turned roads into rivers. Drivers were stranded all over the area. Here in miami theyre bracing for heavy rain and it could last for several days. Today public works employees opening every storm drain throughout the city, emptying them out in anticipation of whats just over ten weeks until election day and it seems most president ial candidates are trying to same strategy this weekend. Keep the focus on the opponent. We have two reports for you tonight starting with jacob rascon covering the donald trump campaign. Reporter good evening. Donald trump tonight campaigning in iowa, attacking Hillary Clinton, appealing to minority voters, and attempting to clarify his immigration policy. Ck donald trump targeting Hillary Clintons record with minorities. How quickly people have forgot that Hillary Clinton called black youth super predators. Reporter the r rhetoric boiling over in recent days. Shes heard enough. Hillary Rodham Clinton has done some pretty ugly some things too. I wish both of our candidates would tone it done and start reporter many bikers stood behind trump. Others said they wish he would throttle back. What would he have to do to get your vote . He has to change how he talks to people. Reporter trumps minority outreach repeatedly criticized as tone deaf. To the africanamerican parents, you have a right to walk down the street of yourself without having your reporter today after the Fatal Shooting of dwyane wades cousin, trump tweeted just what ive been seeing. Africanamericans will vote trump. So we send our thoughts and prayers to the family. Reporter trump today unexpectedly talking immigration policy. Were going to build a great wall on the border, and were going to institute nationwide everify, stop illegal accessing welfare and entitlements. Reporter still crafting his signature issue, hoping voters wont pull kasey hunt in new york. Clintons briefing came despite republican calls to stop it, but she didnt bring top aides whose emails to her private accou she was secretary of state drew scrutiny from the fbi. There is evidence there were extremely careless in their handling of highly sensitive classified information. Reporter on thursday, the judge said the state department has until september 13th to release emails uncovered during the fbis investigation and donald trump is keeping up the pressure. I hear the nsa maybe has the emails. A lot of people say wanted to get them. Donald trump has built his campaign on prejudice and parano paranoia. Reporter the Clinton Campaign trying to keep the focus on trump. Their allies working to expand the map to states like arizona and georgia as other battleground states shift clintons way. A couple of the states that were really close have actually moved into pretty safer territory. Virginia is one. Colorado is one. Reporter polls show voters on both sides are fed up with the tone of the race. He thinks of hillary or what she thinks of them. I care about their stance on issues. Reporter in this group of eight voters, only two said theyd be proud of their vote. Clinton running mate tim kaine spending quite a bit of time reaching out to spanishspeaking voters in states like florida over the weekend. Clinton herself off the trail raising money in the hamptons. Jose . Thank you very much. Republican will be on meet the press tomorrow. Overseas, this was a national day of mourning in italy. The death toll from the past weeks devastating earthquake now at almost 300. Today a funeral was held for 35 of the victims. Reporter italy buried its dead today. The youngest 9yearold julia. She died shielding her 4yearold sister lived. They gathered to grieve and to remember, to comfort, hold, and bid farewell. A sweltering gym transformed into a makeshift chapel. Before the bodies were returned to their hometowns for final goodbyes. The search continues, but hope is all but gone. Among those who remain the town will be any more that town. Its finished. Reporter he buried four of his relatives. Two uncles and two cousins. They remained under the house. Reporter the youngest was 14. A town that withstood the test of time for centuries turned to rubble in an instant, and now this sea of ten tents is all these people have to call home. The question is for how long. Little sofia was quake. She wont remember the horror. Her father will never forget. It was chaos, he tells me. The walls crumbled. Everything is gone. I was lucky, he says. So many others died. But even here light and life amid the destruction. Authorities say more than 2500 people have been left homeless by this earthquake. Many are raising questions about whether more should have been done to protect both people theres also growing concern about what happens when the next quake strikes again. Jose . Thank you very much. Still ahead tonight, going deep underground with the u. S. Border patrol as they is 22 pages long. Did you read every word . No, only lawyers do that. 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And mexico has become part of the national sealing the border isnt as simple as whats on the surface. We went deep underground to meet the u. S. Border patrols selfdescribed tunnel rats. Reporter on the surface, deterrents are clear. Signs in mexico to stay out. But underneath not a job for the cla cla stroe phobic. Reporter they call themselves tunnel rats, an homage to the vietna vietna vietnamera soldiers charged with infiltrating the underground viet congs extensive network. Theyre literally chip through the concrete, get to dirt, and then just simply cartel contracts can cost millions. This is the galvez tunnel 70 feet underground. Electricity, ventilation, and in some cases everyon a rail system. When found, the tunnels are destroyed. The rat pack leader says new ones are getting longer and narrower. Its more efficient too. You can build i i doesnt cost as much money. Reporter it is a dark, dirty, and sometimes dangerous job. Youre going to have to trust the other guys. Reporter tunnel rats out of sight protecting a border from below. When we come back, a whistleblower is on out for people with Heart Failure, tomorrow is not a given. But entresto is a medicine that helps make more tomorrows possible. . Tomorrow, tomorrow. . . I love ya, tomorrow . In the largest Heart Failure study ever. Entresto helped more people stay alive and out of the hospital than a leading Heart Failure medicine. Women who are pregnant must not take entresto. It can cause harm or death to an unborn baby. If youve had angioedema while taking an ace or arb medicine, dont take entresto. The most serious side effects are angioedema, low blood pressure. Kidney problems, or high potassium in your blood. . Tomorrow, tomorrow i love ya, tomorrow. . Ask your heart doctor about entresto. And help make tomorrow possible. O dont know where id be without it so when i heard about conartists committing medicare fraud. It made me so mad i wanted to give them the old onetwo one, never give your medicare number to get a free offer or gift two, always check your medicare statements for errors these crooks think were clueless, they dont have a clue its your medicare, protect it see more ways to fight fraud at medicare. Gov fraud stive try align probiotic. For a nonstop, sweet treat goodness, hold on to your tiara kind of day. Live 24 7. With 24 7 digestive support. Try align, the 1 ge recommended probiotic. Lets feed him to the sharks squuuuack, lets feed him to the sharks yay and take all of his gold and take all of his gold ya and hide it from the crew ya. . They all smell bad too. No you all smell wonderful i smell bad if youre a parrot, you repeat things. Its what you do. If you want to save fifteen percent or more on car insurance, you switch to geico. Its what you do. Squuuuack, its what you do. The whistleblower who exposed the russian doping scandal that got so much attention before the olympics had been living in secret in the United States until now. A hack expose her information forcing her and her family to live like fugitives, but who is after her . Reporter a russian runner and her family are on the run. They believe theyre russian government. Translator if something happens to us, it is not an accident. It is not accidental. If you suddenly end up murdered, is that what youre talking about. Translator yes, yes. This is exactly what we have in mind. Reporter two years ago, she and her husband, a former antidoping officer, exposed the widespread use of banned substances in russian sports. Athletes were excluded from international competitions. A spokesman from president Vladimir Putin called her a judas. Translator its not right. I personally do believe we are trying to do the right thing for sports, for athletes. Reporter we met the couple and their 3yearold son for a rare interview. Theyre hiding here in the u. S. , but their secret location has just been exposed. Agency, wada, which keeps track of her address, was hacked. Theres no proof of who broke in but one main suspect because of the same time other wada members were bombarded with emails containing malware. Experts say it is the work of hackers with close ties to russian intelligence, the same ones in fact who hacked the Democratic Party earlier this year. They have a habit of using certain information that we have seen used in this most recent incident. Reporter russian officials approachednbc news w comment. Theyre staying with a friend until they can find a new place to hide. Translator it is hard. It is hard to move all the time. When we come back, the big surprise for with my moderate to severe ulcerative colitis, the possibility of a flare was almost always on my mind. Thinking about what to avoid, where to go. And how to deal with my uc. To me, that was normal. Until i talked to my doctor. She told me that humira helps people like me get uc under control and keep it under control humira can lower your ability to fight infections, including tuberculosis. Serious, sometimes fatal infections and cancers, including lymphoma, have happened; as have blood, liver, and nervous system problems, serious allergic reactions, and new or worsening Heart Failure. Before treatment, get tested for tb. Tell your doctor if youve been to areas where certain fungal infections are common, and if youve had tb, hepatitis b, are prone to infections, or have flulike symptoms or sores. Dont start humira if you have an infection. With humira, control is possible. . Some relationships you stick with. Over time, they get even better. Thats why more people stick with humana medicare advantage. We Work Together with you to find the best plan, however your needs might change. Because great things are ahead of you humana medicare advantage. The plan people stick with. I love my shop, but my back pain was making it hard to sleep and open up on time. Then i found aleve pm. The only one to combine a sleep aid plus the 12 hour pain relieving strength of aleve. Now im back. Finally tonight, the story of a Second Chance for a group of young gymnasts in oklahoma appeared to put their Olympic Dreams on hold. Reporter for strength is a balancing act. Strength is getting through something you thought you couldnt get through. Reporter she is one of 50 gymnasts at the academy whose strength last year was tested. When the tornado hit, that was the scariest part because it sounded like thunder hit the building. My first thought is the kids are safe. Reporter credited with saving the childrens lives by huddling them in the basement before the storm blew through. Firefighters swept in carrying the terrified girls to safety one by one. It is sad, but you know what . Were going to be bigger and better than ever, arent we . Reporter with no permanent space, practice has been a struggle. The girls told replacing the building could take four years. Im thinking some of these girls may not ever get to experience that if it takes that long. It seems like forever. It seems like forever students are bussed to what they think is a birthday at an established studio in town, they have no idea that a local businessman with a 1 million donation will allow them to keep this gym for themselves. The moment it dawns on Sheridan Ramsey and her friends means more than any medal. Hope. And when you have faith in something that is bigger than yourself, miracles can happen. It has definitely made me love the sport everyo even more now that i know im stronger than a tornado. Reporter a Lesson Learned off the mat. And thats nnbc nightly news for this reporting from new york. 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