york time, a man set off a smoke bomb inside a moving train car. pulled out a gun and started shooting as the subway pulled into a station in brooklyn. ten people were shot. at least 29 people were hospitalized, although some have been released. live from new york, we are waiting for a news conference on the investigation and the manhunt. police have still not found the gunman. but you say they have located u-haul truck they think might be connected to the attack? reporter: that s right. they have locate a. haul truck. a van in brooklyn not too far from this location where they are on the season. police are on the scene. and they have connected it to the alleged shooter. what we re told in just the last few minutes, they made that connection because the shooter dropped his credit card. they believe he dropped his credit card while at the season here. perhaps when he was fleeing. so they were able to connect him through that credit card.