After two high school students and two teachers or murder today, at least nine others were hospitalized. And what is now the 40 if it s school shooting in america? just this year alone, chilling accounts are emerging from what happened inside that school today. As we re also learning new details tonight about the 14yearold suspect who is now in custody, including how he was questioned by law enforcement about school shooting threats just last year. I m kaitlan collins. And this is the source as i noted, we re awaiting a live update from the authorities right there in georgia. They are gathering at the microphones on what is now the deadliest school shooting in america this year law enforcement officials are expected to brief u. S. At in a moment, we re going to bring that to you live when it happens. But as we wait tonight, we are getting new details about the weapon that was used in today s mass shooting at apalachee high school in winder, georgia? that s just northeast of atlanta. A