a new cbs poll shows hillary clinton expanding her lead in a key state with donald trump barely hanging on in a republican strong hold. also tonight, deadly mud slides flatten homes in mexico as parts of the south are up to a foot enough of rain. 4,000 miles from the summer games in rio, the fallen olympian oscar pistorius tried to kill himself in jail. and 9 a-rod bomb shell. the controversial yankee slugger calls it quits. we're there for the dramatic announcement. >> i love this game and i love this team. and today i'm saying good-bye to

both. captioning sponsored by cbs this is the "cbs weekend news." >> with the election nearly 3 weeks away a cbs battle ground tracker poll out today shows hillary clinton ahead of dlud in the key -- donald trump in the key states of virginia and nevada. trump is holding a narrow lead in arizona a state republicans typically win. virginia and nevada are among the 11 battle ground states that could go either way towards deciding the election in november. errol barnett has more from our washington bureau. >> reporter: at his first campaign fund raiser in weeks, donald trump makes fun of hillary clinton's explanation that she may have short-circuited in responding to a question about her e-mail investigation. >> but i think that the people of this country don't want somebody that's going to short-circuit up here. >> reporter: trump's on the

attack because clinton's pulling ahead in national polls and showing strength in kracial swing states. 12 points ahead in virginia, 2 points ahead in nevada. both key battle ground states. trump's troubles are partly due to his trouble to consolidate republican support. today former house speaker newt gingrich said that fact is sanking in. >> he got the messages. he came out and endorsed paul ryan which he should have done in the first place, john mccain which he should have done in the first place. >> reporter: however arizona says he should do more. >> some positions should change and immigration policy other than saying he'll build a wall and make mexico play for on it. >> reporter: they will have duly economic speeches this week in detroit. trump speaks tomorrow and clinton will be there on thursday. of course michigan is another key battle ground state. elaine. >> errol barnett in washington. errol, thank you.

for more on our new battle ground tracker poll let's bring in news director anthony sale -e vaughn toe. >> behind the big lead in virginia she's passing the commander in chief test more so than donald trump is right now. the commander in chief measure has come up to the top of voter's criteria for how to make their presidential deexpition a majority say they feel hillary clinton is prepared to be commander in chief while a majority feel that donald trump is thoughts. this measure has become so important now that it's even overwhelming. other measures on which hillary clinton isn't doing as well. for example, on the honest and trust hurty measure or on looking out for people like you. when we look to other battle ground states when we look to nevada hockey hahillary clintond and arizona where donald trump has a margin less than you expect. he may when these trends continue to start with republican territory. elaine back to you.

>> anthony, thank you. the miami neighborhood where local mosquitoes have affected 15 people with the zika virus got insecticide. pregnant women are advised to stay away from florida's so-called zika zone. this weekend florida senator marco rubio said he does not believe a pregnant woman infected with zika should have the right to an abortion. even if she has reason to believe the child would be born with severe mycroencephaly. the remnants of hurricane earl had deadly mud slides in mexico. earl made land fall as a tropical storm dumping heavy rain that flooded rivers and creeks. at least 18 people were killed in two states. here's mireya vee villarreal. through the states of veracruz and puebla. after landslides buried homes

killing at least 18 people including one small child. over the past few days, earl dumped up to 18 inches of rain in some areas and registered damaging wind speeds up to 80 miles an hour. families trying to escape the throwd waters wer234rud waters f guard and unable to escape fast enough. it moved through central america, nearly submerging the town of san ignacio and belize. >> parts of central and western mexico are expecting more rain as another storm is developing off the west code. elaine right now that is raising red flags once again for potential mud slides and flooding. >> mireya vee villarreal. millions along mexico are bracing for weeks of severe weather. meteorologist pamly guard nurse in boston is -- pamela gardner

is tracking this. >> it continues to pour in western and central florida as this pressure sits over the gulf of mexico. and because of it we do expect some flooding rain potential. tuesday night a flood watch is in effect from tampa to gainesville and that concern all the way through tuesday. in fact monday noon you can see more of that moisture picking up here with heavy potential for showers and even some thunderstorms into tuesday afternoon. looks like the projected rainfall total in addition to what they've already experienced from tampa to panama city anywhere from 10-15 inches of rainfall. elaine. >> pamela gardner, thank you. a michigan man was arrested sunday accused of passing out candies laced with the marijuana chemical thc in ohio. on saturday two dozen people became sick from eating the candy. they're all okay now. iran executed a nuclear scientist who allegedly spilled secrets about iran's nuclear program to the united states.

an riecial official said he was hang ltd. the mother says his body was returned to the home town with rope marks around his neck. isis is claiming responsibility for an attack in belgium this weekend. a man waving a machete and chowtinshouting. isis called him a soldier in their movement. for the first weekend of the summer olympics wraps up sunday night with a major swimming showdown. the games are covered for us in rio. >> it was a midnight session of beach volleyball in rio but that doesn't phase americans who dominated the australian team. the u.s. women's soccer team beat france for their second win and had the opportunity to

arrive in rio again. while the brazilian crowd booed and yelled zika over time solo touched the ball. she posted this picture on social media expressing her concerns about the virus. but speak stairt spectators ared about scoring. >> i'm asking anyone if they have tickets. >> just to get inside. >> yes, tickets, anything. >> it's a good thing you speak multiple languages. here the main ow limb olympic p, missing some of the events. they are trying to add more curious screeners. one problem they can't fix are the strong winds that blew through rio sod and all the rowing events were can dulled. tonight all lives are on the pool when team usa swim stars compete. >> how excited are you to see phelps swim. >> very excited. because he announced he wasn't coming back after the london

game so this is just a bonus for us. >> this first weekend for the owe limb piss has gone fairly smoothly but rio's mayor is pleading with the people to either carpool or not drive long distances tomorrow when they go back to work. elaine the fear is olympics will make rio's already know course traffic that much -- notorious traffic that much worse. >> ben, thank you. yankee slugger alex rodriguez made a bottom shell announcement sunday. he's calling it quits and will play his final game next forty. he'll still have a role with the team. we have more with the late is from yankee stadium. >> i love this game and i love this team. today i'm saying good-bye to both. >> that emotional good-bye sunday morning for one of the most celebrated and at times hated baseball players of the last two decades, alex rodriguez. >> i never thought i can play for 22 years.

i just want to make the team. >> the 41 year old through time american league mvp and 14 time all start sat out all of 2014 suspepped for drug enhancing drug use. he showed signs of aging before the yankees final three sided to bench him in recent weeks. a-rod thought he would have kept playing. >> this was in the cards. that was the yankee's decision. i'm at peace with it. >> center field, well hit. >> a-rod's ten year contract worth $273 million is said to end in 2017. the yankees must still honor the financial agreement. the game just four homers away

from the elite milestone of 700. >> i especially want to thank the fans for letting me play the game that i love. thank you. >> a-rod is not parting ways with the yankees just yet. elaine, he will serve as special advisers and instructor. mentoring team's young players through december 2017. demarco, thank you. former olympics hero oscar pits tortion injured his wrists in his jail cell saturday. the mead ye raised questions whether it was a suicide attempt. jonathan vigliotti let's has more on this from london. >> oscar pistorius denies he attend suicide. he told officials he suffered the injury saturday after slipping and falling out of bed. south african newspaper claim prison guards found two razor blades in his cell. bringsen authorities will not claim those reports. the star was treated in the hospital and returned to his cell in the evening. there's been return over his

mental well being. pistorius has his own cell and limited interaction with other inmates. back in july when he was sentenced to six years for the shooting death of his girlfriend, the psychologist testified he was a broken man. pistorius maintains his girl friend's death was an accident. pistorius became the first double amputee to compete against abled-bodied runser. before killing his girlfriend pistorius was planning to retire after competing in the rio game. >> jonathan vigliotti right, thank you. if you were walling golf today on cbs, you witnessed history. >> one final look for 58. and he knew knew it. >> ji jim furyk was already onef six golfers to shoot a 59. a group of fly fishermen are sharing a video of their

encounter with a high flying shark. >> hold on, hold on. >> capital mark martin of santa aye oh said it was a mayko shark well over 500 pounds. he was on the line 20 minutes putting on a show. eventually the shark won when it broke line and swam off. >> coming up next pope francis shakes up the catholic church opening the door to the possibility of female deacons. h, stop further joint damage, and clear skin in many adults. humira is the number #1 prescribed biologic for psoriatic arthritis.

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>> today pope francis addressed the war in syria saying it's unacceptable that so many helpless people, including many children must pay the price for the lack of desire for peace by the powerful. pope francis shocked and excited

many in the church last week giving his blessing to begin considering the idea of women in the clergy. marlie hall has the story. >> pope francis says his decision came after intense prayer and mature reflection, to appoint a panel to study the idea of women deacons in the roman catholic church. religion professor is the only american on the commission and says she's been waiting for this moment for years. >> the church would be making a great statement in the dignity and place of women in the world. >> known for his progressive stances, pope francis' decision to look into the possibility of women deacons differ from the view of his predecessors. he first entertained the idea last may after meeting with a group of women from various religious orders. >> the idea of the commission originally scale are from the -- came from the numbers not the vatican himself. he says not to expect change any time soon.

>> deacons are ordained ministers who can preach as well as preside over weddings and funerals but not give mass. the idea of women in this role is not new to the catholic faith. >> there are popes in the middle ages who wrote to bishops giving them authority to ordain them as beacons. >> there's great precedence. >> there is great precedence. >> the idea can transform not only how women are seen in the church but in society as well. marlie hall, cbs news, new york. >> still ahead, the decades long search for a veteran missing in america leads to a surprising discovery. try duo fusion!ing antacids? new, two in one heartburn relief.

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>> the government estimates more than 47,000 veterans are homeless. about 16,000 live on the streets. herman leon was one of them for decades. mark i strassmann tells us about his remarkable homecoming. >> in 1984, herman leon a 21-year-old army vet disappeared. mar taughmarta sally his younge. >> he went to at alan to work. >> when did you get worried. >> when did you start to worry. >> i started to worry after a year, then two years. then when it got to five years, i'm like something is wrong. >> leon bounced around atlanta's shadows and a series of part

time jobs grooming houses and homeless shelters. the army vet kept radio silence with his family. >> he was like a gentle giant. >> patrice green, a social worker with the veteran's administration met leon at a homeless shelter last april. like so many veterans, leon had untreated mental health issues. >> so i asked well where is your family and he said i don't know. >> green searched on-line, including a facebook message to four possible family members. >> and the very next day i get a call from the sister, and she's like is this a joke. >> i was thinking it's probably not a hoax. >> when were you convinced. >> i knew it was real. >> this army family's reunion was 32 years in the making. >> i hugged him and i told him that you know, i never gave up on him. >> i was shocked.

>> she says it's a miracle. >> it's a miracle to her but it's a miracle to me too to go through this. >> leon's sister says all the questions he can't answer don't matter. he's home. mark strassmann, cbs news, charleston, south carolina. >> miraculous homecoming indeed. up next, with the world divided, strangers quit unite in psalm. when your pain reliever stops working, your whole day stops. try this. but just one aleve has the strength to stop pain for 12 hours. tylenol and advil can quit after 6.

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can go side by side. ask how enbrel can help relieve joint pain and help stop joint damage. enbrel, the number one rheumatologist-prescribed biologic. >> at a time when there is so much discored in the world, we end with strangers coming together hard moan annualsly. here's -- harmoniously. here's jericka duncan. ♪ >> 1500 people of all races, faiths and ages answered the call to sing. ♪ the song leonard cohen's 1984 hallelujah was led by rufus wainwright. ♪ these spontaneous performances known as choir choir choir were

created by david goalman and nobu adilman, and used social media to ask anyone who wants to sing, to gather at a specific location. when david bowie deed, his song space odyssey filled this art gallery. ♪ >> the group learned the song for a few hours before recording for the world to see. >> people can watch something we've created even if it's three minutes in a day full of, you know, bad news and tragic events to have that moment to say it's not all bad. ♪ >> so far they've recorded more than 200 songs. ♪ including tracy chapman's talking about a revolution.

♪ debbie innes says watching the aftermath of the police shooting of philando castile inspired her to sing. >> for me it was the perfect song to vocal sizize what has bn happening for me inside. ♪ >> they're crying out through song. ♪ >> and combating pain by bringing a seans o sense avenue. jericka duncan, cbs, new york. ♪ >> that's the cbs weekend news for this sunday. later on cbs, 60 minutes. this continues now on our 24 hour digital network cbsn at cbsnews.com. i'm elaine quijano in new york, for all of us at cbs news, thank you for joining us and good night.

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