information is going out to other offices, to other agencies, false information can get sent by accident, and you know, there does have to be a degree of caution in what you report. >> tom, hold on a minute. brian todd is on the scene for us at the u.s. navy yard watching what's going on, getting more information even as we speak. brian, are law enforcement authorities moving towards the area, moving away from the area? because as you pointed out earlier, it was a little confusing. what's going on right now? >> reporter: there was some confusion, wolf. i can say that both of those cases are true. we've been moving toward and away from the area. we saw a large ambulance heading down that way seemingly toward another entrance to the unable yard. there are multiple law enforcement vehicles down 11th street which is where i'm pointing this direction here. there is a chopper, a park police chopper circling nearby, multiple agency officers down the street and have been coming around the corners all morning