or nonexistent. there is new information tonight, mike, about the person who may have actually leaked these documents. >> we know soldier private first class bradley man something being held, accused of leaking classified video to wiki leaks on apache helicopter incident from 2007. in iraq i talked to a pentagon spokesman this evening who says he is a person of interest. i have also talked to another source who says that that is the person you gold to first because of his history to leaking to wiki leaks. certainly not the only person the military will look at in their investigation but he would be the first guy you would look at as you try to track down the source of this leak, shep. >> shepard: the pentagon acting as if a police officer at a traffic accident keep moving along, there is nothing to see here. >> yeah. they are saying there is not a whole lot of information, trying to minimize the damage, clearly. but they are also wondering about sources and methods and that type of thing that could put u.s. forces at risk in afghanistan. here's pentagon spokesman geoff morrell. >> first priority is to figure out whether there is anything in