fire and paramedics as well as we have seen metra transit police the folks who watch the subways here around d.c. we have seen multiple ambulances move in but no ambulances come out. and as you heard, d.c. fire rescue saying so far they have sent units in but we don't have any indication anybody has come out. so at the moment we do get the sense on the ground that this is a little bit of a calmer environment, if you will than this was two years ago when we were dealing with that active shooter. >> and let me -- tom, stay with me. we have an update saying they had dispatched a number of teams to the navy yard but no injuries. again, no injuries at this time and they have not been asked to treat anyone. tom, while i have you on i wanted to ask you, have you spoken to anyone on the scene who was there in the initial moments of the response who may have described something different than what we're hearing? >> no, in fact i talked to a lieutenant commander from the navy who was one of those individuals who left. and i said did you hear any shots fired? he said no. i said did you see anybo