post-9/11 rescue efforts at ground zero. in 2008, cited and briefly jailed for disturbing the peace in georgia and arrested again in 2010 for discharging a gun in public income fort worth, texas, where he lived till recently. never charged in that case. he had been staying at this hotel not far from the navy yard since last week and the law enforcement source tells cnn alexis recently purchased one of the guns used at a gun store in virginia. he also passed two security clearances last september and this past july before starting work at the navy yard. ice violent rampage has left his family deb stated. >> it's very hurtful. our hearts are going out more to the victims, the people that got hurt. more. lives lost, we don't need that right now. >> pamela brown is joining us now live. pamela, you have new information on the weapons that were used? >> we do, wohl.