right now on "news nation," new threat. u.s. personnel evacuated from the u.s. consulate in pakistan, but the state department says it is unrelated to the threat which has shut down more than a dozen embassies in the muslim world. deadly flooding. several states ravaged by waters. plus, intense testimony. more victims of the ft. hood shooter take the stand as the lawyers who are supposed to be helping him don't show up in court. hi, everybody. i'm thomas roberts in today for tamron hall. we're going to have more on those stories in a moment. we begin with breaking news. two small children are missing after a small plane crashed into a house in east haven, connecticut. these are some of the first images to come out. it all happened late this morning. the pilot is also unaccounted for. nbc's tom costello covers aviation for us. what more have you uncovered? >> this is just awful, thomas. this happened at about 11:25