naval reserve center in chattanoo chattanooga, tennessee. this comes to us, according to chattanooga s fire chief. you are looking at the picture of the scene. as you can tell, media being staged. they closed down part of the road there. a flurry of emergency response vehicles there. police, patrol cars and also ambulances leaving the scene. we also know the main campus of chattanooga state are on lockdown. students and staff are being encouraged to stay inside and to close their doors. you re looking at a tweet there from mayor andy berke there of chattanooga. horrific incident in our community. we ll release the details as they are confirmed. prayers to all affected. again, i just want tao reiterat. this is very early on. let s talk about what we know as we try to get more information to pass on to you. on the phone with me, cnn law enforcement law enforcement analyst harry how. what we know is that there is an active shooting situation at the naval reserve center in