northern virginia bureau reporter david culver is live in the neighborhood this afternoon where detectives have spent much of this day. david, what do we know about this? >> well, pat, several hours into this investigation here wed are an detectives are still on scene. they've got the tape up here. it's aay breezy d down there, that's the focus, that row home. investigators going in and out continuing the on-scene investigation. as as far as the parents are concerned, police tell me late today they are in stableio cond as for their son, he is in custody. they were able to track him down thafrp thanks to a tip. a warm breeze along sweet peaur just along morning glory road. it is here police say morning terror played t. >> have you seen anything like this before? >> no, i have not. this is the first. >> reporter: maria berman lived in the community for 30 years, raised her kids here andid consers herself the neighborhood watch. >> i know who's coming and going, but this was truly...