And hollywood uproar in the work, filmmakers charged with whitewashing history. Nightly news begins right now. Announcer from nbc news, World Headquarters in new york, this is nbc nightly news with lester holt. Good evening, there is an urgent and highly unusual new government warning out today for pregnant women as a jump in locally contracted cases inou florida. The ten newly identified cases are attributed to homegrown mosquitoes. Right now, an aggressive zika Testing Program is under way there, along with a stepped up offensive against mosquitoes. Even so Health Officials admit theres likely more undiagnosed cases. Reporter densely neighborhood is homegrown zika for a total of 14 cases makes it too dangerous. Federal Officials Say theres more people with the virus but not knowing it because the symptoms can be mild. Is there a place beyond this onemile radius that needs to be looked at. Advises women returning from the area not to get pregnant for 14 weeks. The Branch Family was just tested. My daughters test is good, but my father, he has the zika. Your pregnancy is going well. Reporter every patient this dr. Saw today had the same worry. Most of my patients are very anxious, this is their baby that were talking about. Reporter the phones ringing with concerns too. Connection with microcephaly. Reporter the control district now bearing down on a neighborhood one mile north of miami. And the zika carrying mosquito typically flies no more than one mile in either dprekation. Floridas governor today criticizing congress for failing fight, the state putting up 26 million, but experts say thats not enough. Were going to make sure we fund our health department, were going to make sure we have all the too manies we need. Reporter perhaps mosquitoes developing a resistance, some residents now hiring pregnant women or expectant parents. Reporter tonight the new York City Health department has issued a travel warning to women coming to this portion of miami. Meanwhile the Florida Department of health is now handing out supplies including insect repellent and mosquito netting. Let me bring in the doctor from the nih, hes been called the foremost doesnt it stand to reason if its in one neighborhood it could be in the next . It can and what the cdc is doing right now is very extensive surveillance and testing to see if that perimeter of the local outbreak cases that you showed on the diagram there are confined there. And if in fact we have cases that are in the further perimeter, they will then extend it, but experience in the past has shown such as dengue and other viruses, we dont take that for granted and were not cavalier about it. Thats why theres very extensive surveillance and very aggressive attempts at mosquito control. Thats whats going on right now. But the cdc evaluates the s depending on what they find. Now to new trouble for donald trump, as a new National PollShows Hillary clinton surging to a nine point lead following the convention, while trump remains entangled in a pair of growing fire storms, including a battle with a mother and father who lost their son in iraq, pushing back against his rhetoric, trump also under scrutiny over vladimir putin. Reporter tonight donald trump looking to turn the conversation to terrorism as his critics keep it on questions about his temperament and his ability to comfort the families of the fallen, all of this now putting new pressure on republicans to answer for their nominees, as some Trump Supporters including here in columbus shrug it off. On stage, nothing new about the khans, but online, trump once star family for their blitzing broadcast to make their point. Ghazala khan remembering the last time she saw her son. I love my son so i will be i will take care of them. Reporter celeste understands that pain, her son was also killed in iraq. In a way, they have already gone through mr. Trump can say to them that will be more painful. Reporter just one of the gold star families lining up against the gop nominee. His pocket constitution, now an amazon best seller, paul ryan even posing with one, a subtle dig. Wondering how the republicans can continues to support wortsds for donald trump. Saying the nominee is not unact companied by those we have seen this before, caught in controversy again and again, calling some mexicans rapists, questioning john mccains war hero status, criticizing a Mexican American judge, only that seemed to do damage, this may not. Theres a lot bigger issues in my view than being overly or one family. If he cannot capture independence and moderate republicans in swing states, he has no hope of victory in november. Reporter late today trump summoning reporters trying to change the topic, dealing with this controversy like so many others, on his terms and his alone. Halle jackson. Reporter im katy tur, donald trump he doesnt know about world affairs. Putin is not going to go into the ukraine, you can mark it down, you can take it any way you wanted. Hes already there, isnt he . Hes there in a certain way. Russia going into the ukraine, i said very simply, theyre not goes to do it on my watch, essentially. Reporter in the same interview, trump ukraine. The people of crimea would rather be with russia than alone. He said we would look into giving, acknowledging the annexation of crimea, he said he would stop talking about democracy and human rights, he said he would reevaluate our and our allies. Reporter trump is now distant. I have no relationship with putin. I dont think i have ever met him. I have never met him. Katie tur, mechanicsburg, pennsylvania. A rally a while ago. And he challenged trump in a duel for his tangs returns. I want to make him an offer, i hope he cant refuse. I would be delighted to meet him any place, any time between now and election, ill bring my tax return, he can bring his tax return, nobodys going to arrest him. There are no rules against showing your tax returns. And just let people ask questions about there. Buffetts fellow millionaires have already endorsed clinton. Now a flash flood being called a 1,000year event destroying a maryland city. At least two people have been killed and dozens of others had to be rescued from the rushing waters. Reporter these devastating images are street in this historic city. Just 48 hours prior, rushing floodwaters swallowed the town. Theres people in the water. Reporter destroying everything in their path. These residents formed a human chain to save a woman trapped in home run car. Im just glad that we managed to save her. Reporter more than 100 people rescued, but at least two dead. 36yearold jessica batoulla. As Severe Weather hit the area saturday night, six inches fell in just two hours, causing water to surge down main street. It was so fast. I it was to evaluate the damages to her coffee shop. To experience the terror of the people. All of this was cars everywhere. Reporter nbc news was taken deep inside the destruction zone. This is ground zero, its safe to say that theyre all damaged by some degree of water. Reporter now more rain is expected this evening, which could add to the devastation. Maryland. Were learning more about the hot air balloon crash that killed 16 people in texas. Court records show multiple drunk driving convictions that didnt allow him to drive a car but said nothing about piloting a hot air balloon. Reporter these urgent calls to 911. I dont know what tractor has backfired and its on fire. Reporter 16 dead, including a newly married couple. Holly smith huckabee and her friends, and the pilot skip nicholls. To me it just seemed they couldnt climb, they were stuck right above the tree line. Reporter the balloon launched saturday morning, traveling only eight miles before striking high tension power lines and crashing just benooth them. Called away from the accident scene, it appeared that the pilot was trying to land. You can control a balloon somewhat by opening and closing vents, and the top vent was open which is consistent with a landing maneuver. Reporter the pilot has had four dwi convictions in missouri, the latest in 2010. And he was ineligible to drive until 2020. The ntsb says hazy the ntsb recommended greater oversight of hot air balloon operators two years ago, but the ntsb rejected that. Olympic safety fears, were with Security Teams launching a major show of force by land, sea and air, as hundreds of thousands of rrow, fellas . Dr. Scholls massaging gel work insoles absorb a hard day on your feet for comfort that keeps you feeling more energized. Dudes got skills. 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Racing to get ready, but Mother Nature isnt helping, there are still Health Concerns over contaminated water, especially at the sailing and rowing venues, though Officials Say the water is safe for competition. Meantime federal police are watching more than just the shoreline. With four different a agencies working this will be on alert. Overhead, more firepower, a constant presence in the air. This police force with its team of nine helicopters will be crisscrossing the air throughout the games, 200 members here in the air and on the ground will be sending tactical images back to central command, the eyes in the sky above rio. This is where intelligence is analyzed and shared with teams from around operation under way and Officials Say there is no room for error. Miguel almaguer, nbc news, rio. And this program note, this broadcast moves to rio, beginning thursday night, well be live with olympic coverage throughout the games. 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It comes on the anniversary of an infamous mass killing. On the University Reporter the moment, 50 years ago today, a gunman opened fire from that perch. 17 people were killed in whats considered to be the countrys first modern day mass shooting. Its by coincidence today that a new texas law goes into effect allowing concealed carry at public universities across the state. There will be some restrictions, at ut austin, guns wont be allowed in bars, dorm rooms and sporting i think its a great idea, because i feel safer with other people having guns. I think it just creates an uneasiness on campus that wasnt there before. Reporter texas becomes the eighth state to allow concealed weapons on college campuses, while 18 states down right outlaw the practice. The architecture of ut resigned. We understand the concern, but nevertheless it is the law. Reporter 50 years and many more Mass Shootings later, students in texas will now have the choice to be armed themselves. Blake mccoy, nbc news. 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But woo isnt buying it, detailing that money is a lame excuse, citing the chinese investors. White actors pla nothing new. Mickey rooney was the landlord in breakfast at tiffanys. Emma stone played a chinese pilot in allow what. The criticism comes after the oscars were social media campaign, oscar so white. We want to see more opportunities for actors of colors and stories about people of color. Putting the pressure on hollywood to flip. That is going to do it for us on this monday night, im lester holt, for all of us at nbc news, thank you for watching first lady exposed. The donalds surprising reaction to the frontpage stories today. Now on extra. . . Screaming headline everyone is talking about just uncovered. Naked melania pics. Will they derail the donald . Its part of her past. His last interview about melania before she became mrs. Trump. Shes as beautiful as she is inside as she is outside. And dancing duo kym johnson