police say they have no information, at laeast not yet n a motive. standing by for a news conference by local authorities. authorities describe the potential suspect, they're searching for the second suspect as a black man between the ages of 40 and 50. carrying what's described as a longgun or a rifle. wearing an olive military-style uniform. we are told he is 5'10", 180 pound or so, with gray, or graying side burns. another man who was kiddconsidea so-called person of interest has been identified and ruled out as a suspect. let's bring in cnn's jake tapper who is here watching what is going on. jake, like everybody here in washington, we woke up this morning, thinking there were going to be a lot of other stories we would be covering not this one. >> indeed. what's interesting about secretary mavis, secretary of the navy, you were just interviewing. he has actually gone through