big question for investigators, for the ntsb, which is in charge of this investigation. that's what's going on at the scene. they're going to gather the information. they're talking to the faa. they're talking to air traffic control over new york to try and figure out exactly what was going on. i think they have a good indication of where this helicopter was coming from and who this helicopter belongs to. it's a question of -- for us, to wait to get that information from authorities at this point. >> yeah. you are probably right on the money that they are having these conversations and they will hold a news conference as soon as they possibly can to just let the public in on what has happened, how it's happened and who has died. shimon, thank you, stay close. let me play a little more sound. more eyewitnesss from in and around the scene as far as what they saw, what they heard. >> it took a half hour to get from the 29th floor down to the ground floor.