stop where the wounded poured up and onto the streets. investigators say they found a second bomb at another station, which they defused. it was hidden under a fire extinguisher, and they say, had it gone off, the blast would have been even more powerful than the first. president vladimir putin, speaking in his hometown of st. petersburg today said investigators would pursue all leads. islamic extremists from the north caucasus have attacked before. their most recent attack was in 2010 when two suicide bombers killed at least 40 people in the moscow metro. but since then, they have joined in the messy syrian civil war, and that may have put it squarely in the cross harris of isis. according to russian media, the police now think one man was responsible for this attack. a 23-year-old from central asia with links to radical islamist

groups. they believe he hid the first bomb and then got on the train with the other one in the backpack and blew himself up. in colombia, they are sifting for survivors while family members comb through lists of the dead. weekend flooding and mudslides have killed more than 250, and at least it 200 more are missing. the city of mocoa is surrounded by mountains and rivers. it's a natural basin that overflowed after days of rain. >> reporter: after an avalanche of mud buried whole neighborhoods, residents began the grim ritual of laying the dead to rest. but every ambulance that arrives at mocoa's main hospital is a reminder survivors are still being found. hope still drives this anguished woman. another is searching for her

niece's names at the hospital. but she didn't find them. just great sadness. no words. at least 40 of the dead are children. but this family is among the lucky. finding each other after days apart. torrential rains pummeled the region on friday, causing three rivers to overflow. floodwaters quickly turned into a tidal wave of moud that swept through the sleeping city in the early hours of saturday morning. eight entire neighborhoods were wiped out. the deluge was well out of the norm. mocoa received the equivalent of 40% of its average monthly rainfall in one night. the cinder block and tin roofed homes were no match for the wall of water. hundreds of relief workers poured in, but distributing food was nearly impossible. she wonders how the town will

rebuild. i hear from a lot of people that mocoa has disappeared, that we won't see more mocoa, she said, mocoa has many good memories. this is one area where search and rescue teams are still at work. but, scott, time is clearly running out. we watched this evening as crews pulled yet another body from the rubble. >> manuel, thank you. coming up next, what a new study says about vacci i did everything i could to make her party perfect. almost everything. you know, 1 i n 10 houses could get hit by an expensive septic disaster. but for only $7 a month, rid-x helps break down waste. avoid a septic disaster with rid-x.

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a new study today says getting young children vaccinated against the flu could save their lives. here's dr. tara narula. she's really having high fever, hands and feet are cold. >> her daughter maya got the flu in 2011 when she was just 10, that year no one in the family had gotten the flu shot. her condition deteriorated and her organs began to shut down. >> i rear feeling terrible and that's when my memories stopped. >> reporter: she was put in a medically-induced coma for three days. >> it could have been prevented. we almost lost her over not getting a shot. >> reporter: today's study showed the majority of children

who die from the flu are not vaccinated. researchers studied nearly 300 pediatric flu deaths between 2010 and 2014. overall, three quarters had not been vaccinated. half of the deaths occurred in children with chronic health conditions. in this more vulnerable population, only 31% had been vaccinated. this pediatrician is an infectious disease specialist at st. barnabas medical center in new jersey. >> you can't assume that a completely healthy child will farewell if they're unvaccinated and they end up with a flu-like symptom. >> reporter: maya is 16 now, fully recovered and notionfocus their art. >> i think people think it can't happen to them, but when it's your child it doesn't matter. your child is the one. >> reporter: this is a loud and clear message to parents about the importance of getting the flu vaccine for their children.

although the cdc recommends everyone 6 months and older get the vaccine, last season just under 60% of children got vaccinated. thank you. we'll be right back.

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young people who went for a swim in a hotel pool on saturday came face-to-face with a killer. jericka duncan is in niles, michigan. >> reporter: deion looney spent the start of his spring break mourning the loss of his friend, 13 year old brian douglas watts. he died from carbon monoxide poisoning after swimming at the indoor pool. looney was among 14 people sickened by carbon monoxide on saturday. >> approximately seven children in the pool area, all of which are unconscious. >> i'd never seen anything like this. >> reporter: fire department captain don weiss said the pool heater had a faulty event, nearly 100 times what the epa considers normal.

known as the silent killer, carbon monoxide is colorless, odorless gas. most fatalities happen in homes in cars. only 13 states require installation of detecters in hotels. and in michigan. detectors are required in hotels build on or after 2009. the hotel, which is an independently owned and operated franchise property continues to fully cooperate with local authorities. family and friends of brian douglas watts only wish the hotel had done more sooner. fire officials here are recommending that people carry their own carbon monoxide detecter. that will cost you between $20 and $60. >> jericka duncan for us this evening, thank you. coming up next, a tiny piece

of string inspires a coach to win a championship. win a championship. this portion is,,,,,,,,

south carolina won the women's title last night, a changing of the guard in more ways than one. >> south carolina has won the national championship! >> reporter: for the first time in five years, a team not named connecticut took home the women's national championship trophy. >> i'm going to enjoy it. i mean, it's something that, you know, i've been coaching for 17 years now. >> reporter: south carolina led by dawn staley became just the second team guided by an african-american coach to the title. staley praised the only other black coach to win, carolyn peck, who had given staley a piece of her 1999 championship net. staley had kept it in her wallet ever since. >> she said when you win your national championship, just return it. and you know, i'm going to have to pass a piece of my net on to somebody else. >> reporter: but the lack of

diversity has been a big problem in the ncaa women's game. according to a university of central florida study, nearly 90% of ncaa athletic directors are white. out of 320 division one women's teams, only 10% have an african-american coach. 47% of the women players are african-american. stanley herself reluctantly became a coach. she said athletic directors should pick the best person for the job. >> i'm not one that looks at race. basketball has been faceless and genderless and raceless, i think athletic directors need to hire what's best for them. >> reporter: she will represent the 2020 olympic basketball coach in tokyo, japan. >> that's overnight news for this tuesday. for some of you, the news continues. for others, check back just a little bit later for the morning news and cbs this morning. from the broadcast center in new york city, i'm scott pelley.

this is the "cbs overnight news." welcome to the overnight news. i'm don dahler. a high stakes showdown looms for neil gorsuch to join the supreme court. the committee voted along party lines to approve gorsuch. but democrats are planning a filibuster, and republicans are threatening the nuclear option. jan crawford has that. >> judge gorsuch is by any measure, a superbly qualified nominee. >> reporter: the committee approved the nomination on a straight party line vote. the democrats said the fight was far from over. >> in my view, this is not a routine nomination. >> reporter: the top democrat,

dianne feinstein said her party has the votes to filibuster the nomination, setting the stage for a showdown on the senate floor. but republicans like south carolina's lindsey graham were defiant. >> we will not have a successful filibuster of a supreme court nominee. because, if we have to, we will change the rules, and it looks like we're going to have to. >> reporter: it takes 60 votes to stop a filibuster and end debate on a nomination, with 52 votes in the senate, republicans need eight democrats to break ranks. so far they've persuaded only four. short of the votes, majority leader mitch mcconnell said the senate would trigger the so-called nuclear option to blow up the rules and do away with filibusters for supreme court nominees. >> democrats, including me are still furious at the way mayoerk garland was treated last year. >> reporter: it was the failure of the republicans to confirm

merrick garland that led to the showdown. >> we are poised to hasten that destruction this week. so, for my part, i hope and pray that we can yet find a way together to find a solution. a manhunt is under way in russia for the terrorists who planted a bomb on a busy subway train in st. petersburg. about a dozen people were killed and many more injured. elizabeth palmer has the story. >> reporter: the blast was strong enough to blow out the subway doors. some passengers pulled others off the train, but some died on the spot. amateur video shows the chaos and shock underground as dazed commuters tried to figure out what happened. the explosion took place between stations, but the train carried on through the tunnel to the next stop where the wounded poured up and out onto the streets. investigators say they found a second bomb at another station, which they defused. it was hidden under a fire

extinguisher, and they say, had it gone off, the blast would have been even more powerful than the first. president vladimir putin, speaking in his hometown. st. petersburg today, said investigators would pursue all leads. islamic extremists from the north caucasus have attacked public transport before. their most recent subway attack was in 2010 when two suicide bombers killed at least 40 people in the moscow metro. but since then, russia has joined in syria's messy civil war, and that may have put it squarely in the cross hairs of isis. according to russian media, scott, the police now think one man was responsible for this attack, a 23-year-old from central asia with links to radical islamist groups. they believe he hid the first bomb and got on the train with the other one in a backpack and blew himself up. president trump's son-in-law and top adviser, jared kushner is in iraq.

kushner, who has no diplomatic or foreign policy experience is leading a high-level, military and security delegation. at the top of his agenda, the battle to retake mosul from the islamic state. margaret brennan reports. >> reporter: 36-year-old jared kushner has no diplomatic experience, but's become an envoy to foreign leaders. at times in place of the secretary of state. >> if you can't produce peace in the middle east, nobody can. >> reporter: before taking office, the president tasked his son in haw with brokering peace between the israelis and the palestinians. kushner played a key role in february's visit from israeli prime minister benjamin netanyahu. >> can i reveal, jared, how long we've known you? >> reporter: finessing the strained relationships with mexico and working with the canada government are also kushner projects and he's running a new office to integrate business ideas into the government. sean spicer says the state department is not being sidelined.

>> he brings a perspective to this and began doing that during the transition, but, again, it's not a binary choice where he's doing this at the expense of somebody else. >> reporter: but he has a direct line to the president whereas the other institutions do not. >> that's great, a win for our government. >> reporter: perhaps kushner's greatest task will come later this week. he has led preparations for a high-stakes visit from the chinese government. >> i don't think we've seen a family member with so much power and influence in a long time. >> reporter: he supported hillary clinton during the campaign. >> you do see this in foreign countries. you see in monarchies, in authoritarian countries where the brother or the son or the uncle of the leader has influence because of the relationship. funeral plans are under way boy who died of carbon monoxide poisoning at a pool party. it happened at the quality inn and suites in niles. jericka duncan is there. >> reporter: you can see a small

memorial growing for brian douglas watts. he was among a group of kids here for a birthday party on friday, but they decided to take a last-minute swim before checkout, oblivious to a problem that would later claim the life of that 13-year-old boy. >> report of approximately seven children in the pool area, all of which are unconscious. >> reporter: saturday morning, hotel employees found six children near the quality inn and suites indoor pool which is fully enclosed. another passed out in her room. the oldest child was 14. the youngest just 12. >> i'd never seen anything like this. >> reporter: niles fire department captain, don weiss said the pool heater had a faulty exhaust vent. carbon monoxide levels in the poolroom were over 800 parts per million, even after the doors had been opened. >> that is extremely high. they're supposed to be 0. a hotel housekeeper were taken

to the hospital. brian watts was killed. >> he'd make everybody laugh, stick up for people, and i was just a great person. >> i was shaking, and i saw it on the news. i didn't think it was real. >> reporter: on sunday, dozens of people gathered at the hotel parking lot and released balloons. two of kathy's grandchildren were overcome by the gas. >> the parents that they were, had their children at a safe place, and something like this happens, o my god. >> reporter: carbon monoxide is a colorless, tasteless, odorless gas produced by things like stoves, car engines. it can cause dizziness, headaches, nausea and death. quality hotels says this is an isolated incident. our highest priority is always the safety and well-being of our guests. >> people ask, how do i know if i go to a hotel, does it have a

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drivers in ohio may soon find confusion on the roads. governor john kasich signed a law that puts a variable speed limit on some roads. it might be 55 at night and 35 during rush hour. >> reporter: certainly the fastest way through traffic is from our chopper, but for everybody down there on the roads, ohio's going to try something that might sound a little crazy. they think they can get you through rush hour traffic faster if you go slower. drivers in columbus, ohio spend 41 soul-crushing hours in traffic. and the state fears it will only get worse unless people slow

down during rush hour. >> we believe we can cut congestion by 30% and primary accidents by 30% to 40%. >> reporter: jerry is the director of transportation and will oversee the new variable speed limit pilot project along interstate 670. >> i use this myself. i often call my wife at 5:30 and say i'm sitting still. >> reporter: the digital speed limit signs will vary throughout the day from 65 miles per hour when the roads are smooth to 35 when it is clogged. it's worked in europe, and several states use it in limited fashion. they're trying to stop the so-called accordion effect where drivers speed up and then slow back down. but to do that they'll have to not only change the speed limit but change how all these people drive. that didn't happen in missouri. the show me state tried variable

speed limits in 2008 only to scrap the project a few years later. >> drivers did not believe in it. so therefore they didn't wholly abide by it. our law enforcement partners didn't wholly believe in it, so they didn't enforce it. >> reporter: in atlanta, the variable speed limit program struggled to get off the ground as the signs displayed conflicting speed limits. for drivers to really buy in, their commutes must improve. >> we're confident we can do it. can't build our way out of congestion, we have to make the system that we have work better. >> reporter: the goal would be to have the signs up and working on this stretch by 2018. if it works here in columbus, the plan is to make the most of a few minutes with instant moisture from k-y ultragel.

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actor and comedian alec baldwin is in the midst of a career resurgence, playing president trump on "saturday night live." he was no stranger to snl even before his trump character stole the show. rita braver reports. >> what do you want to know? >> i want to know everything. i want to know the secrets of "saturday night live." >> they're made from a secret, schwetty family recipe. what's funny about the show, no matter how many times you host the show, you are not a made man, a made member unless you're

in the cast of the show. ♪ i love things that are great ♪ good things >> reporter: made member or not, alec baldwin has hosted "saturday night live" a record 17 times since 1990. >> this is the second time i've been asked to host "saturday night live." >> this is my 17th time. >> reporter: he earned his place on the snl wall of fame. >> there i am. look at how sweet i look. >> reporter: was that deceptive? >> no. no, i was so sweet. >> reporter: but sweet is probably not how you'd describe the portrayal everybody's talking about. >> what is isis? i am so excited to live in the white house. i'm even going to have a little pet like all the presidents do. bill clinton had socks.

barack obama had beau, and i'll have paul ryan. this is where trump is made. sometimes in different colors. by what he's doing. >> reporter: when you do the trump face, you're not putting stuff on your face to do that, are you? >> that's the face that trump insisted i make. when i said trump, he was like, very angry and very pissed off all the time. never happy. like he's constipated. >> your country's compassion will never be forgotten. >> no, no refugees, america first, prepare to go to war. >> reporter: baldwin says he practices a lot, just before he takes the stage. >> and i sit in a chair, and you think i'm in a mental institution, because like 30 minutes i sit there and go gyna, gyna! >> reporter: have you got mostly

a positive response? or do people go after you because they're trump fans? >> 60% to 75% of the people that encounter me treat me like i was jonas salk and i cured polio. they walk up to me and go, my god, thank you. i can't thank you enough. what you're doing is so important. >> reporter: now 59, alec baldwin was just a boy when he developed his gift for mimicry. >> i learned all my accents from mel blanc. remember bugs bunny? every little breeze seemed to whisper louise. >> reporter: today he spends as much time as possible in east hampton, long island. >> this is my home, this has been my legal residence since 1987. >> reporter: this fashionable beach time is just 75 miles, but a far cry from suburban massapequa, long island where he grew up. and he details in his new

memoir, "nevertheless." he was set on making it not as an actor but as a lawyer. you're clear that being financially stable was always a big deal for you given your upbringing. >> that was clearly the one big problem for my parents. >> reporter: six children. >> yeah, my father was a teacher. >> reporter: he started out as a political science major in d.c. but decided to transfer to new york university to study acting. >> my mother screamed at me for like a half hour when i said i was not going to go to law school, and when i explained to my parents that going to nyu would cost them less money because of the loans i got from nyu, my father said, let's hear him out. >> reporter: he started getting work even before he finished college. you liked acting once you started doing it. >> six months went by, and i thought, this is really not easy to do.

this is challenging. it isn't frivolous. and month after month after month i became more inenamored it. >> reporter: but he also conphysicals he became enamored of cocaine and alcohol. and while a cast member on the hit tv series "knotts landing", he hit an all-time low. you write about a really harrowing day and night in which you essentially overdosed and almost died. >> right. right. 1984. >> reporter: i didn't know that about you. >> i didn't really talk about it that much. that's a pro foufound part of m life. i was 26 when i got sober. >> reporter: but there's still been plenty of drama. baldwin's book delves into his stormy first marriage to actress

kim basinger and an infamous voice mail he left for his daughter ireland. >> you don't have the brains or the decency as a human being, i don't give a damn that you're 12 years old or 11 years old. >> reporter: the two made up long ago. then there's the 2013 incident when baldwin was accused falsely, he says, of using a homophobic slur when a paparazzi got too close to his wife and their baby. baldwin says writing about it all was a learning experience. what was the biggest thing you learned? >> i'm glad you asked that. the past is the past. i truly bury my past with this book. i never want to talk about the past anymore. >> reporter: but what a past it's been. baldwin has appeared in scores of plays, tv shows and films. >> put that coffee down!

it's time. >> reporter: in the memoir, he showers praise on co-stars like anthony hopkins. michelle pfeiffer. >> everything we eat, everything we own fell off a truck. >> sh, take it easy, baby. >> reporter: and meryl streep. >> i have a wife. i'm having sex with my old wife. not old. my ex. i didn't mean old. >> reporter: but he goes after some pretty big targets, too. he questions harrison ford's acting skills and oliver stone's directing. are you afraid of making enemies? >> no. the better way to frame what you're talking about, if i may, is that i try to, you know, kiss and slap in equal measure. >> reporter: and a lot of those kisses go to the team on 30

rock. the nbc sitcom that won baldwin two emmies and three golden globes. >> cookie in the middle of the day? >> i gave blood. >> does that burn calories? >> reporter: baldwin credits his success to producer lorne michaels, co-star tina fey and the show's writers. >> why are you wearing a tux? >> it's after 6:00, what am i, a farmer? >> i might have been funny to some degree, but they were really funny. and they taught me. i learned so much from them. i write in the book that when the show ended, this was my high school graduation. >> reporter: but these days, alec baldwin says his career takes second place to his family. he has three young children with his 33-year-old wife, a yoga and fitness expert. >> she's a lot younger than i am. she could have married a lot of different people, and i'm very grateful and lucky, and we have

three kids, and that is the only thing i care about now. >> we believe in hillary clinton. >> reporter: baldwin does have another interest -- politics. an outspoken liberal, he's toyed with the idea of running for office. would you ever consider -- >> no. >> reporter: running for president? >> no, no, no, no, no. >> reporter: a baldwin race would be a lot of fun. >> i think would be a lot of fun, now that you say that, maybe i'll reconsider that. but i have little kids, and i would never see them. >> your commander in chief wants to say a word. >> reporter: and while he says he doesn't know how long he'll continue to play president trump. >> i love you, mike. you're the reason i'm never going to get impeached. >> reporter: right now, alec baldwin is having the time of his life. >> another great retweet. and all you have to do is just go, and make a face, and people go hysterical. i go, ladies and gentlemen,,,,,,

the major league baseball season is under way. opening day was sunday for some teams, monday for the rest. and that begins a long januariy to t -- journey to the world series in october. there's one baseball fan on his own journey. he made it his life's work to get a picture of this ball with every member of the hall of fame, living and dead. >> reporter: the ball ralph carhart has taken to 33 states isn't much to look at.

his wife pulled it out of a creek near the baseball hall of fame, and he got it in his head to take a photo of the ball with every hall-of-famer. >> i had no concept seven years ago what this was going to mean, how long it was going to take, how much travel i was going to have to do. >> reporter: 37,000 miles so far by road and air has yielded these pictures. reggie jackson, ozzie smith. most hall-of-famers are deceased. so carhart drove to idaho to find one grave site. ted williams at the cryogenics lab where williams' head is preserved. >> not every interaction with the living guys is great. some of them just don't understand why i would do such a thing. >> reporter: the tommy lasorta photo. >> wade boggs is another one who

got it. i had to keep taking photos until he really liked his hair. >> reporter: carhart doesn't ask for autographs, which cfu some players and sets his project apart. >> there are probably a number of people out there, i know some who have tried to get autographs of all the hall-of-famers, but their is somethi this is something a little different. >> reporter: last week he visited patterson, new jersey, to honor monty irvin, the knneg star who played. >> i hope they accept the ball when i'm done with the project and i can take my kids there and go look, dad made that. >> reporter: patterson, new jersey. that's the overnight news for this tuesday. for some of you, the news continues. for others, check back a little later for the morning news and cbs this morning.

from the broadcast center in new york city, i'm don dahler. captioningded captioning funded by cbs it's tuesday, april 4th, 2017. this is the "cbs morning news". it will fall to north carolina. >> the tar heels win the 2017 ncaa men's basketball championship in a hard fought battle against gonzaga. the vice president takes on health care. the white house's new push to replace the affordable care act. >> russians mourn the loss in a subway attack, new information about the suspect is ve