. >>> a 5th person has died at and "i" hop in carson city novato. last night hundreds gathered to morning last night's massacre. a gunman opened fire on a table of national guard members having problems. the outburst stunned the capital's city. our crew spoke to last night's sheriff at last night's vigil. >> i think everybody is shocked to the core. this type of violence never occurred in this community. >> the gunman edward killed himself and had a long history of mental problems. they ruled out terrorism and since he was -- and he was clearly targeting anybody coming into and "i" hop. >> i had no thought of going up and confronting him. you can't believe rounds were -- you cannot believe the rounds that were coming out of that gun. >> the gunman even had a support our troops sticker in his van. they scheduled a 6:00 a.m. news briefing to update the investigation. >>> they are looking at riders to allow all borders to ride buses. our reporter tara moriarty is in san francisco to tell us why the plan could backfire. tara? >> reporter: some say the b