Brown good evening, scott is on assignment. Im james brown. Today, the food and Drug Administration took the extraordinary step of ordering the nations blood banks to begin screening for zika, even in places where the virus is not present. Zika can cause severe birth defects, and to date there have been nearly 2500 infections in the u. S. Linked to travel in countries affected by the outbreak. 42 were locally transmitted in florida, most likely from mosquitoes. Dr. Tara narula is a cbs news medical contributor. And i guess the first question up is why has the f. D. A. Called for a nationwide testing . These are updated recommend aegzs that come from the recommendationing in february. And it comes in the light of new scientific evidence, and the fact that were learning more and more about zika and how its transmitted. We know its transmitted sexually now. We know the devastating consequences that it can have on pregnant women, and now we have expanding area in florida of identified of infected blood in florida. Now, its no danger to the blood supply, but certainly, that just shines the light on the fact that this is something we need to be doing now. Brown and whats going to be involved in setting this up . Theres no question that its going to be a challenge to get this implemented in such a quick time frame. The recommendation has been that 11 states implement this process within four weeks. And new york is one of those states. And for the rest of the country, within 12 weeks. Its going to and planning and funding. And yet again, one more reason for congress to really take action when they come back into session, making sure that we have the resources funding we need to implement this on a widescale basis. Brown thank you for the information. It is believed all of the locally transmitted zika infections in this country were spread by mosquitos in two section of miami. David begnaud reports now on a professions stumped a baby was born with zika despite showing no signs of it before birth. Reporter eightweekold micaela is a medical mystery. She was exposed to the zika virus in the womb but does not have microcephaly, the birth defect. Maria Fernanda Ramirez is her mother. Normal. She looks normal to me, her mom says, but the doctors say she ramirez contracted the zika virus in her native venezuela when she was three months pregnant. Micaela has slight damage to one eye and stiffness on one side of her body. It took a team of doctors at the yesterday of miami several weeks to rule out other causes. Dr. Ivan gonzalez is a part of her medical team. The ultrasound she had in venezuela and the one she had here in the United States before she gave birth all looked like a normal baby. Until after birth. Until after birth. Reporter gonzalez says scans of micaelas brain show calcification, which is like a scar, and could lead to seizures down the road. Her prognosis is uncertain. How long do you think jewel to study a child like micaela . Its difficult to say right now how long we need to follow her. The plan for now is to follow her five to six years. Reporter there is also more evidence today the effects of zika are not limited to babies. In puerto rico, where zika is increased cases of guillainbarre . Syndrome. Its a neurological disorder that causes muscle weakness and numbness. This year, 34 patients with the syndrome also had evidence of zika, or similar virus infection. One person has died. In the u. S. , the c. D. C. Has set up a registry to follow pregnant women who have been infected with zika, as many as 580 so far. James, around the country, 16 brown david begnaud, thank you so much. In the president ial campaign, Republican Donald Trump holds a private fundraiser in nevada tonight. Trump has spent the last few days walking back from some of his positions on immigration, but in doing so, does he risk alienating his base . Dean reynolds is following the Trump Campaign in las vegas. U. S. A. reporter donald trump handily won nevada caucuses earlier this year back w simple mass deportation and a big, new wall. We won with young. We won with old. We won with highly educated. We won with poorly educated. I love the poorly educated. Reporter but now, in the heat of the general election, trump is sounding like a candidate trying to broaden his support by smooth over the rougher edges of policy, such as immigration. There certainly can be a softening because were not owners in las vegas. Weve been doing very, very well with the latinos. We have been doing amazing. Reporter in nevada, the cbs news Battleground Tracker has Hillary Clinton ahead with hispanics who make up 20 of voters in the state preferring her by a wide markin. But softening is a fighting word to trumps core supporterses, include sarpa palin who warned him this week not to embrace our National Poll last month found 40 of registered Republican Voters believe the undocumented should be forced to leave, but 60 of all voters thought they should be allowed to stay and apply for citizenship. Republican strategist and cbs news contributor Leslie Sanchez says trump has to be careful with his core supporters but practical. Trump is starting to realize that. Hes not going to win a general Election Campaign unless he compassionate and realistic. So as much as the cry will continue to be vocal and loud, its not going to change the political reality and the calculus as he tries to win in november. Reporter and as for Hillary Clinton, james, after a week of attacking Donald Trumps character and temperament and days of enduring his charge that she is a bigot, she stayed out of the public eye today. Brown Dean Reynolds in las politics can be, it is nothing compared to who is going on in maine. One lawmaker is calling for an intervention for the governor after he unloaded on a political rival. Jim axelrod is following this. 95 of this state is white. Reporter even for maine governor paul lepage, never shy about speaking his mind, the obscene voice mail he left a state legislator yesterday was reporter the twoterm republican governor exploded after a reporter told lepage that Democratic State rep drew gattine had criticized him for saying wednesday 90 of drug dealers arrested in maine are, black and hispanic people from out of state, a figure he cites using collection of headlines culled from newspapers. No, i did not call governor lepage a racist. Reporter gattine says he called those remarks racially governor a racist. I was really glad i wasnt in the room with him when he left it because he really sounded like somebody who was, you know, about to commit physical violence and it was really a stunning message. Reporter this afternoon, lepage apologized for the people of maine having to hear the voice mail but not for the voice mail itself. Everything i said to him is less insulting to me than being called a racist. Reporter after leaving the voice mail, lepage then said he wanted to challenge gattine today, j. B. , the governor backed off that saying it was simply a metaphor and that he meant no physical harm. Brown jim axelrod. In italy, powerful aftershocks are hindering the search for earthquake survivors. A fault line in the mountains gave way on wednesday rattling isolated villages. As seth doane reports, there are srnz the hardest hit towns may never rofer. Mountain road is still blocked, and more than 1,000 aftershocks have shaken loose more debris, forcing many survives into makeshift camps. We have to live here now this 12yearold told us, but we have no idea what will happen next. Despite daunting scale of destruction, italy a government has promised more than 50 million to help rebuild. Michele franchi say deputy mayor in the region. This is an area with a lot of seismic testify but the proof. Why . Some of the buildings were just too old, franci told us. Others were up to code but collapsed anyway. In accumoli, a recently renovated bell tower was reduced to rubble, killing a family. It, too, should have been built to updated seismic standards. Authorities are investigating what happened. The region has struggled to rebuild before. 300 people. Today, the city is still scarred. Seven years have passed, deputy mayor Michele Franchi said, and houses still need to be reconstructed and some buildings havent received antiseismic certificates. Pictures of ancient and oncebucolic are in sharp contrast to the town today. Rebuilding it this place as it was seems unimaginable. Lives has been, too. Italy a Prime Minister has pointed out that it would be impossible to bring all of the ancient buildings in this country up to seismic code. James, some here tell us they are too scared and cant imagine staying while others have vowed to rebuild. Brown seth doane in italy, thank you so much. Tonight, the small town of durant, mississippi, near jackson is shaken pie the murder of two catholic nuns. They were found in their home reporter the murders of sister Paula Merrill and sister margaret held have shocked the town of durant. Assistant police chief james lee. A double homicide in a community this small and the fact this these two ladies were nuns, they actually spent their entire life serving this community right here. Im sure our community is completely devastated and grieving. Reporter lee believes the nuns were victims of a robbery, and a motive isll working every angle to find their killer. This is one of the poorest counties in all of mississippi. Reporter for 30 years, the nuns, seen here in this video, worked as Nurse Practitioners helping the poor at this rural clinic in mississippi. Both nuns dedicated their lives assisting children and adults who couldnt afford medical care. Merrills sister, rosemarie, says the staff and patients will miss them. They they she and sister margaret both went so far above and beyond anything that could be expected of a normal human being. Reporter the nuns car was stolen but was recovered less than a mile away. James, investigators are now going through that car looking for any any clues that could lead to the killer. Brown omar, thank you. Coming up next on the cbs evening news, whats behind the surge in traffic world war ii vet way new mission. . Im going to make this as simple as possible for you. You can go ahead and stick with that complicated credit card that limits where you earn bonus cash back. Or. On every purchase, everywhere. I shouldnt have to ask. Whats in your wallet . 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Reporter its the type of trag dough it thats increasingly common on u. S. The last two years, more than 19,000 died in the first half of 2016 alone. Our complacency when it comes to highway fatalities is killing us. Reporter Deborah Hersman is the former chair of the National Transportation safety board and now runs the National Safety council. Onethird of all deaths on our road are due to alcoholimpaired drivers. Speed, again, weve seen speed limits going up across the nation. We know thats adding to the death toll. All you have to do is walk out near a roadway, you can see distracted pedestrians, distracted drivers, a real risk for all of us. Its about being attentive behind the wheel. Reporter while traffic deaths have historically been on the declean, this surge comes as more americans are driving, due to low gas prices and an improving economy. Federal regulators are still trying to understand whats behind this sudden change in traffic deaths, including a 13 rise in deaths among cyclists and a 10 increase for both we absolutely going in the wrong direction when it comes to highway fatalities. Weve got to figure out whats going on and put a stop to it. Reporter traffic deaths are on pace to increase pie as much as 10 this year. While cars are increasingly coming with trashavoidance technology is appears there may be a bit of a learning curch here as consumers say they have been surprised or even startled by something their car does. Rules on the burkini. E up with p reduce my risk of progression. And everywhere i look. Im reminded to stick to my plan. Including Preservision Areds 2. My doctor said Preservision Areds 2 has the exact nutrient formula that the National Eye Institute recommends to help reduce the risk of progression of moderate to advanced amd. After 15 years of clinical studies. Preservision areds 2. 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For people with afib currently well managed on warfarin, there is limited information on how xarelto and warfarin compare in reducing the risk of stroke. Like all blood thinners, dont stop taking xarelto without talking to your doctor, as this may increase your risk of a blood clot or stroke. While taking you may bruise more easily, and it may take longer for bleeding to stop. Xarelto may increase your risk of bleeding if you take certain medicines. Unusual bruising or tingling. If you have had spinal anesthesia while on xarelto watch for back pain or any nerve or muscle related signs or symptoms. Do not take xarelto if you have an artificial heart valve or abnormal bleeding. Tell your doctor before all planned medical or dental procedures. Before starting xarelto tell your doctor about any conditions, such as kidney, liver or bleeding problems. To help protect yourself from a stroke, ask your doctor about xarelto. Theres more to know. Brown today, frances Top Administrative Court overturned one towns ban on burkinis, the fullbody bathe suit worn by some muslim women. The mayor said burkinis are not compatible with french values. The court disagreed. Its order is expected to impact dozens of french c for public tiewfers princes estate and studio, paisley park, outside minneapolis. The Company BehindElvis PresleysGraceland Museum in memphis will run the tours, which begin october 6. Prince died in april from an accidental overdose. And president obama will be off the coast of hawaii next week to designate the Worlds Largest marine protected area. The National Monument will 582,000 square miles, more than twice the size of texas. The president hopes to protect more than 7,000 species and make the ecosystem more resilient. Up next, nobody spends more time on the road than steve hartman, or so we thought. Allergies distracting you . When your symptoms start. Doctors recommend taking. 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