live from studio 3c in rockefeller center, this is news 4 new york. >> now at 11:00, subway platform shocker. tonight the hunt for a group of men wanted for stabbing a rider three times in the back. then -- >> there's a -- >> trouble at la guardia. a gaping hole on a runway triggers a big backup for arriving and departing flights. showdown in miami. hillary clinton and bernie sanders clash over wall street bonuses and other issues one day after the vermont senator's stunning victory. good evening, i'm sibila vargas. >> and i'm chuck scarborough. a man stabbed three times n the back. tonight his attackers are on the loose. >> it comes as police beef up patrols on the subways to tackle the rise in crime. the stabbing happened on the j line. checkey beckford is at jamaica hospital where the victim is checkey? >> reporter: sibila, police say that victim was brought here in serious but stable condition, as you mentioned, stabbed not once but three times earlier tonight at the cypress hills station. it is just the latest in a string of incidents that have turned subway platforms into crime scenes. is off pictures show the victim, a stab wound to the chest on a stretcher being loaded into an ambulance. >> he was like in i guess in a wheelchair. the emt was bringing him out. >> reporter: joseph rivera was amid the chaos on the platform at the crescent street station after a fight broke out between a group of men around 4:30. >> i believe he might have got jumped by a whole bunch of kids. because a whole bunch of young kids went this way. ewas pretty crazy. >> reporter: the group scattered, no where to be found. but an mta worker seen here make agrisly find, the possible knife left behind on the tracks. he picks it up and places on the platform for detectives. late in the evening, nypd evidence out of the station. the latest scene of violence on new york city subways that have seen an uptick in knife-related attacks and incidents. >> and i'm sorry that it happened here. i might have t switch my stop up and take an alternative. >> reporter: police have since beef upped patrols on the subway, but some riders tell us being attacked is something they worry about and take precautions to prevent. >> it's bad. because you can't even stand next to the door. if you sit next to the door, you're a victim. >> reporter: and so far no arrests in this case. police say they're still trying to determine if the victim was an innocent bystander or involved in that fight on the platform. meanwhile, police have been warning riders over the past few weeks to pay attention to their surroundings, and if they see something, to say something. in jamaica queens tonight, york. >> thank you. new tonight, we are getting a clear image of a man police subway tracks in greenwich the attack happened last month at the west fourth station. the 39-year-old victim managed to climb back up on to the platform on his own. he did suffer some bruising. in a separate incident this past weekend, a teenager survived being pushed into the path of a train in queens. a huge pothole on a runway in la guardia airport caused quite a few headaches tonight. the crater has been fixed but there are still flight delays and mounting frustration ray villeda is at the airport for us. >> reporter: a large pothole is to blame for hours of backup in the sky, on the runway, and in the terminal. but while the hole has been patched up, the travel woes still linger. inside la guardia airport a, mildred vazquez's family is waiting for their vacation to start. they'll be waiting for several hours. >> i asked a guy what's going on? perfect weather here. perfect weather in orlando. he said they went out. there was something wrong with the runway. a pothole shut down runway 1-3, causing ifelays for folks take off and landing there are only two runways at la guardia. so the emergency repairs cause adam know effect of delays. the pothole was discovered just after 3:00 wednesday afternoon by pilots. >> there is a bunch of debris on the runway just off the right side. we'll. >> reporter: crews rushed quickly to repair the damage, to fill in the missing chunk of concrete roughly eight feet by two feet as planes arriving circled above. >> in miami we sat on the plane for another 45 minutes before we took off. and we circled for another half hour, 45 minutes before we landed here. >> reporter: as you pull into la guardia, you can see the backup this has caused. take a look at the line of airplanes getting ready to take off. folks tell me on twitter they have waited in that line for hours. >> they sthaed the inbound flight from montreal we were going to be on was delayed. so that was first delayed a half hour. then it went to over an hour. then it was two and a half hours. >> reporter: in terminal b, frustration of waiting, with boards showing delays and a passenger filled planes waiting to take off. >> so we have to sit here and wait with three kids. >> reporter: how frustrating is this? >> very. >> reporter: and hopefully she'll be this the air soon. now the big question tonight is what caused that pothole. it's still unclear fit was the warm weather or a hard landing by a plane here. they're still investigating that now that pothole has been fixed. but i checked the boards before we went on the air there are still some delays. folks, if you're flying out tomorrow, check with your airline. live at la guardia tonight, i'm ray villeda, news 4 new york. >> thank you. new tonight, a third suspect in last night's police involved shooting is in custody. now we're seeing the moments that led up to that shooting. police say the minivan had drug dealers inside. sources tell us an undercover drug buy was made in bushwick and then the officers moved in. the driver took off, dragging officer gladstone who was still partly in the passenger side. the driver was hit twice. gladstone was struck in the shoulder by friendly fire. he is the sixth nypd officer shot in the line of duty in the past two months. tonight hundreds of people turned out in queens to remember a store owner and a father of two whose life was cut short. martin quiej was beaten with a metal pipe over the weekend. his family is urging justice and urging police to find the second man involved in his death. michael george is in woodside with the story. michael? >> reporter: well, sibila, for the last five hours, loved ones have been keeping vigil and leaving messages of support for martin and his family. tonight we spoke with his wife and his son, and news 4 investigates is looking deeper into the background police say is responsible for the attack. hundreds on the street, calling for justice for martin quiej, a father of two killed trying to break up fight. martin's 9-year-old son, who shares his name, spoke about his father. >> he is an angel right now. and i want god to -- to keep him safe right, up there. >> reporter: martin's wife guadalupe says it's been a trying time for her and her children. >> i eel so sad. this is terrible. >> he came from guatemala for a better future here. he has h own party store. and now he lost everything. >> reporter: the family still has unanswered questions about the atack that took martin's life. this new self-shows martin in the white shirt swinging an object as another man swings a lead pipe at him. news 4 obtained exclusive video which shows what happened seconds earlier. >> nosy? you want to find out what the [ bleep ] is going on? a man screams at another man, yelling threats and anti-mexican slurs for four minutes. martin appears to try to break up the fight. the lead pipe. martin was declared brain dead sunday night. police arrested 21-year-old victor mendoza. 4 investigates looked into his background and learned mendoza has six prior arrests. the records are sealed. but family members want to know why the second person seen in the video hasn't been arrested as well. >> and my message to that second person is to come forward. >> reporter: and family members continue to leave messages here tonight. now, i did speak with police, and they tell me they only believe one person is responsible for this attack. victor mendoza. and they say that mendoza is facing charges of assault and criminal possession of a weapon. but the d.a.'s office tells me now that martin has died, they are looking into the possibility of more serious charges. we're live in woodside, mic el george, news 4 new york. >> michael, thank you. police just released video of suspects wanted in another violent attack. this one in monument walk in fort green, brooklyn. police say two guys held down the 19-year-old victim as he struggled to get away. police say he then hit the teen in the face with a baseball bat. we're not showing that portion of the video. the victim did suffer numerous injuries. if you have any information about these three men, please call police. now for the race for the white house. hillary clinton and bernie sanders faced off in their eighth debate. they tussled over immigration and other issues in front of a mainly latino audience. abc's jay gray is there with the story. >> reporter: hillary clinton came out confident as the front-runner. >> i'm continuing to work hard for every single vote. >> reporter: while bernie sanders is riding a wave of momentum after an upset win in last night's michigan primary. >> when we began this campaign, i was 3% in the polls. i was probably 60 or 70 points behind the secretary. we have come a long way in ten months. >> reporter: donald trump doesn't take the stage until tomorrow with the rest of the republican candidates during their debate stil wil. he was the focus early for the democrats. calling mexicans rapists. >> i think that the american people are never going to elect a president who insults mexicans. >> reporter: next, the discussion turned to immigration, each taking swipes at the other. >> madam secretary, he will match my record against yours any day of the week. >> reporter: but ultimately agreeing to what they would do as president. >> the undocumented people living in our country, i do not want to see them deported. i want to see them on a pass to citizenship. >> i will not deport children from the united states of america. >> can you promise not to deport immigrants who don't have a criminal record? >> i can make that promise. >> reporter: their conversation did touch on other topics, but immigration dominated this debate. sponsored by the spanish language network univision, each of the candidates regardless of the language making their last face-to-face pitch before next tuesday's primaries. and ohio and florida seem to play a decisive role in presidential politics over and over again. next week, if donald trump wins those two states, it could take a revolt at the republican national convention to stop him from getting his party's nomination. trump took three of the four states up for grabs last night, despite efforts by the gop establishment to block him. ted cruz won only idaho, and florida's marco rubio and ohio's tojohn kasich came up winless. ohio and florida are both winner-take-all primaries. and trump says that he is going for a knockout. but his republican rivals are refusing to go down easy. >> he's going to lose ohio. i'm going win ohio, okay. just watch. >> we're competing hard to win florida. we're competing hard to win all across the country. >> i will be on that ballot on tuesday. i will campaign as long as and as hard as it takes. we are going, going to the white house. we are going to win this nomination. >> cruz picked up an a endorsement today from former but some republicans fear that neither he nor trump can win the general election. coming up on news 4 new york, hope you enjoyed today's record-breaking weather. the question is now can we make it two days in a row? >> well, it's going to come close. we will come very close to record highs tomorrow. but there are going to be more clouds in the area, and clouds mean change. i'll let you know what that change is going nobody the forecast, coming up. >> all right, janice. also, a homeless hoarder taking over a city block. tonight the city moves in to clean it up. and an unusual traffic stop. what happened when police pulled over this car with a 15-foot tree stuck in the grill. the story when we come back. you can't predict the market. but through good times and bad... ...at t. rowe price... ...we've helped our investors stay confident for your advisor. t. rowe price. invest with confidence. i always heard fios was a lot faster. but i thought it'd be a hassle to switch. turns out it wasn't. they showed up when i asked and it's true. it is better. i'm here to mow the lawn. it's february, curtis. maybe i should change some other things around here. switching is easy with our switchers guarantee. we'll arrive when promised and set up your devices to your new wi-fi. switch now and get 100 meg speeds, plus tv and phone for just $69.99 a month online. switch to better. switch to fios. your path to retirement may not always be clear. but at t. rowe price, we can help guide your retirement savings. so wherever your retirement journey takes you, we can help you reach your goals. call us or your advisor t. rowe price. well, the mayor of newark insists the water is safe in the city despite tests showing elevated levels of lead in nearly half the city's 65 schools. the mayor says the problem stems from old pluming in old school buildings. student at schools including branch fork are drinking bottled water. and water fountains are turned off. parents are worried, though, about the water their children drank before the lead was discovered. >> i'm nervous now. i want to take my kids to the doctor so they can get tests, you know. i don't want them to get sick. >> while the schools brought in water supplies and bottled water, newark's mayor says the public is welcome to buy cases and drop them off at any of the city's recreation centers. it is is back to the bargaining table tomorrow to avoid a strike that would leave more than 100,000 new jersey transit commuters stranded. both sides took a break from face-to-face negotiations today. but they did meet simply ahead of tomorrow's talks. if a new contract agreement isn't reached, transit workers could walk off the job sunday morning. a contract for nearly five years. they want a wage increase with back pay and lower health care deductions. and aa is already cautioning commuters to plan ahead for what could be an epic monday morning commute. it advises commuters to consult with coworkers for carpool options. also, consider working from home if that is possible. and be sure to leave the home significantly earlier than usual. stay off the roads during peak hours, and stay informed on the new jersey transit website. on the west side tonight, city official says they've been trying for years to get a homeless woman with a caravan of carts to come into the shelter. but they say she has repeatedly refused. >> honey, i'm here because i got -- this is a private place. i need to survive. >> reporter: toni gonzalez is still on the streets tonight. but earlier this evening city workers moved in and disposed of many of her possession. as you can see from chopper 4, gonzales's charts have been blocking whole sections of the sidewalk on tenth avenue. people in the neighborhood say >> the homeless service will show up from time to time and they'll give her some help, get her off the street. and then it just comes back again. >> her belongs were stashed in nearly the three dozen grocery and laundry carts plus eight suitcases, two large crates and a dolly. she told us she planned to recycle all that stuff. let's get to janice and the weather. a lot of happy customers out there. a lot of them are saying encore, encore! >> is that what they're saying? okay. >> that's what they're saying. >> i think i'm one of them. i think i can handle that for tomorrow. now after that, a different story. it is going to cool down a bit after tomorrow. not dramatically, though. i'll tell you what i mean coming up there is also some rain in the forecast. and we're tracking that for you. here is a look outside right now. our view is on rockefeller plaza. pretty nice out there this evening. a matter of fact, probably a lot of puddles on the ice rink now after 70-degree temperatures today. but our current reading of 69 is record high for the day. we've already broken game. the previous record was set in 2000, and it was 69 degrees. and today we were up to 77 in the parks. so a new record high in central park. the average daytime high, this time of year is 47. so 30 degrees above average today. that's a big jump. and tomorrow no difference. maybe a little bit cooler or at least a few degrees lower than that. but the record warmth will continue. clouds are on the increase, though, and they will see a few light showers tomorrow. then the temperatures cool down. 60s on friday with a ew showers early in the morning. we're not talking all day. it should clear out in the afternoon and be a nice day. '70s friday, and also over the weekend it's a little cooler. it's dry, though. there will be some showers coming up monday into tuesday, wednesday. these 60-degree readings are still well above average. that's where we are right now. yonkers, harris son, sheepshead bay at 64. you're cooler across long island. you've had the southwest wind all day coming right off the atlantic. also across long island sound. so that kept your cool. some 50s also over much of long island. down the jersey shore, 53 in jersey park. 64 in east brunswick. and parsippany is in 60s. hunter, la grangeville, chester in the mid- to upper 60s at this hour. and 65 degrees in montauk there are the winds. they'll pretty much stay that way for tomorrow. we are going to see more clouds. so it's going to be tricky in terms of how many areas see record high temperatures tomorrow. just to our north we can see some light rain showers already sort of set up there. but that moisture streams all the way back down to the gulf coast, all the way to south texas. and riding around that big high pressure system that brought us that record warmth today. that's what kept the thunderstorms away from us. and we'll see some light rain showers, but no thunderstorms here. 75 is the high tomorrow. the record for tomorrow in central park is 74. that's where it stands. so we will come veryeclose. so overnight light showers thursday night. then the sun is back out and going into the weekend. thank you, janice. bruce, going on a shopping spree it looks like. >> nfl free agency officially began at 4:00 p.m. it's been a whirlwind for the giants ever since. coming up in sports, big blue signs three marquee defensive players for almost $200 million. including the best pass rusher on the market. and gang green made a deal of their own, signing a former pro bowl running back. we've got the nfl free agent carousel covered, next on "news when you're told you have cancer start with a specialist. start with a team of experts who treat only cancer. every stage. every day. the evolution of cancer care is here. learn more at cancercenter.com/experts. appointments available now. today' s the day! oh look! creepy gloves for my feet. see when i was a kid there was a handle. and a face. this is nice. and does it come in a california king? getting roid rage. hemorrhoid. these are the worst, right? i' m gonna buy them. boom. i' ll take them. impulse buy. ommmmmmmmmmm. american express presents the blue cash everyday card with no annual fee. it' s all happening. cash back on purchases. here we go! backed by the service and a silent killer that puts baby boomers especially at risk. hepatitis c can be in your system with no symptoms until later in life. doctors say it can slowly cause liver cancer or cirrhosis. here is what you need to do. if you were born between 1945 and 1965, ask your doctor to test you for hepatitis c. early treatment canave a life. in new jersey there is a bill being debated that would require hospitals to do the tests. our next story now vividly demonstrates why drinking and driving don't mix. take a look at this dash cam video. police in roselle, illinois pulled over a woman driving a car with a 15-foot tree lodged in its grill. officers say the air bags were deployed, apparently from the impact of hitting that tree. while near the tree nor the deter the woman from pressing on wherever she was going, as you might have surmised by now, she is facing a dui charge. the incident happened back in january. >> you know you're drunk when you hit a tree and keep on going. >> it would appear so. indeed. >> we'll be right back with bruce beck in sports. it's the little moments that make the biggest waves. kalahari resorts & conventions the world's coolest indoor waterparks. for the spring break adventure of a lifetime, visit kalahariresorts.com hey, have you heard? heard what? before school starts in september, all kids going into 7th and 12th grade have to get the meningococcal vaowccine. it protects against diseases like meningitis. that can be serious, even deadly. yeah, that's why they can't start school without it. something to share? (giggling) actually, yes! talk to your health care provider. even kids who've had one shot the verizon fios sports desk is brought to you by verizon fios. leave slow internet behind. get fios. armed with a boatload of cash, the giants made bold moves to full a number of holes in their roster. yes, general manager j ry reese came out swinging on the first day of free agency. the first order of business was e?fix the secondary. big blue signed janoris jenkins to a of $26.5 million contract. the second highest paid cornerback in the league behind the jets' darrelle revis. speak of gang green, defensive tackle damon snacks harrison is switching locker rooms. he gets $24 million guaranteed. capping the spending spree, pass rusher extraordinaire olivier vernon, who registered 29 sacks in four seasons with the his five-year, $85 million deal includes a guarantee of $52.5 million. giants fans are also dancing the salsa tonight. that's because victor cruz posted on instagram once a giant, always a giant. see you in september. cruz restructured his contract to make sure he was not released. his base salary will be $1.3 million. he can earn $4 million more in incentives. as for the jets, no news on ryan fitzpatrick. but they did agree to a deal with former bears running back matt forte. the 30-year-old forte is a dual threat back is a two-time pro bowler with 45 career rushing touchdowns and 19 more on the receiving end. forte will fill a big void left by chris ivory, who signed a megadeal in jacksonville. by the way, powell is still a free agent. jeff cumberland and wide receiver jeremy kerley. on the ice, the streak islanders were in toronto. the game went to a shoot-out, tied at three. and the only goal scored in the fourth round on a pretty backhander by nikita soshnikov who beats thomas rice. the maple leafs and the isles four-game winning street. at spring training in port st. louis it is. surrendered this rbi single to chase headley. the amazins offense erupted for four runs in the fifth. yoenis cespedes capping the rally with an rbi single off yanks reliever james. the game ended in a 4-4 tie after 10. the knicks blew out the suns in phoenix. in college hoops, st. john's trails marquette in the big east tournament. minnesota bounced rutgers from the big 10 tournament. the biggest story of the night the crusaders shocked, 59-56 to aywin the patriot league tournament and advance to the big dance. bill carmody's squad did not win a road game in the league all year until they won four straight in the conference tournament. their record is 14-19. but who cares? they are in. that's why they call the ncaa tournament march madness. and they're headed for the madness. >> you saw the agony of defeat too. all right. >> yes, we did. smoking causes 16 different types of cancer. ones that can kill you fast. ones that can change how you see yourself. ones that can take away life's most basic pleasures. there are 16 different types of cancer caused by smoking. you have one clear way to reduce your risk. you can quit smoking. that's it for "news 4 new york at 11:00." "the tonight show" is straight ahead. >> today in new york begins at 4:30. good night and we'll see you