he and nine colleagues barricaded themselves into a conference room where they were for about an hour. he said during that time a spray of bull lets came through the top of the conference room. they realized of course what was going on. he said aa little while later, police came in and took them to a safer place within the navy yard complex where they were held until now. but he said while he didn't see any casualties on his way out i did speak to somebody who did see somebody who was a friend of his who was killed in today's shooting. >> thank you, casey. i want to turn to former fbi profiler and msnbc analyst, clint van zandt. do you have any response to what we're hearing from the on the ground reports? >> i think the challenge is putting all this together. we have witnessed this thing go from left to right and back to