from u fr from uzbekistan. he had been living in new jersey. saipov has so far refused to answer any questions from his hospital bed. for more we turn to nbc news correspondent ron allen who s down at lower manhattan, been there since the news broke earlier today. he s at the scene of today s attacks. ron, what has happened since you ve been there? reporter: well, ali, the police are still combing this nearly mile-long crime scene trying to learn everything they can about what happened and, of course, they re also trying to learn everything they can about the suspect and what motivated him, whether he might have had help, and, of course, they re trying to take what they can from this. they re still asking the public for any video, any pictures they have of this so they can do everything possible to prevent something like this from happening again. remember, this is happening at 3:00 in the afternoon in a very densely-populated area of the city. there are two elementary schools, there