let's go live to john betz. what is the latest on the investigation? what more do we know?well, right now, authorities are focusing on what could have motivated this attack. authorities are still unclear of what could have sparked this rampage. officers are going through his history, searching his home interviewing all of his associates family friends, to get a fuller picture of this young man. he fbi is leading this investigation and had pointed out that they are pursuing this as a possible case of domestic terrorism. but the fbi also points out that there is nothing to indicate that he was motivated by any terror groups the fbi says or any other groups like that such as isil which is certainly a concern for authorities. so the search for answers to what may have sparked this shooting certainly continues at this hour. >> and how are people feeling there at the moment? what is the mood like in chattanooga the morning after this attack took place? >> reporter: yeah, the mayor described it as this town is heart broken. many stunned by the shooting. this is a rural part of the

perry betz, thomas, brian reynold, john spicer and michael spicer were acquitted in may of racketeering charges and returned to the force. the representatives for mayor, police commissioner and d.a. have declined comment. >>> time for sports, closer jonathan papelbon is heading south, he has been traded to the washington nationals. he made 34 appearance necessary a tumultuous phillies career and leaves town as all time leader in saves with 123. phillies get double a right hider, nick pi. veta the nationals fourth round pick. ruben amaro says papelbon played well. >> we didn't want just get rid of him. he had an extraordinary career with us, fact of the matter is he was as good as advertised and maybe better. we just didn't play very well around him. we didn't have the kind of club that was reason for him to be here. >> phillies front office is still taking offers for ace cole hamels. amaro says he wants teams interested in hamels to provide their best offers by today. by the way july 29th same day that ruben traded for cliff lee roy oswalt and hunter pence in the past. we shall see. ham

. >>> authorities in louisiana say they will go over every detail of john russell houser's life. jonathan betz has also been looking into houser's past and joins us jonathan. >> david, is he described as a drifter, unstable, raising concerns about how to keep troubled people away from weapons. one day after the shooting the question that so many people have is that how john houser a person with a long history of mental illness was still able to get a gun and open fire in a crowded movie theater. >> everyone was just running down the stairs, freaking out climbing over chairs and people and everyone was screaming and it was awful. >> reporter: in 2006 he was denied a schemed concealed weapons permit. his family had him committed in 2008 and 2009 calling him a danger. alabama officials voiced their frustration about the difficulty of dealing with case like houser, where there is a mental factor. >> the cuts around the state is allowing a lot of these people that should not be walking around to be out in the community and that's a scary scenario that we're dealing with every day. >> reporter: alab

betz has more on the shooting. >> one day after the shooting the question that so many people have is how john houser a than with a long history of mental illness was still able to get a gun and open fire in a crowded movie theater. >> everyone was just running down the stairs freaking out climbing over chairs and people and everyone was screaming and it was awful. >> are in 2006 he was denied a concealed weapons permit in alabama because of a domestic violence complaint and earlier arrest. his family had him committed in 2008 and 2009 calling him a danger. alabama officials voiced their frustration about the difficulty in dealing with cases like houser's where mental illness is a factor. >> the cuts that are being made as far as mental health around the state is allowing a lot of these people that should not be walking around to be out in the community. and, you know, that's a scary scenario that we're dealing with every day. >> reporter: alabama does not require a permit or license to buy or own a gun yet serious mental illnesses should have been spotted during federal background checks. >> i do see that in '0