Police said suspect had AK-47 , grenade , pistol , ammunition in car . Officer Christopher S. Smith was recently arrested on weapons charge . WASHINGTON ( CNN ) -- Capitol Police arrested a man Friday after an officer spotted a rifle in his car when he stopped the officer to ask for directions two blocks from the Capitol building . Timmons had stopped by to ask directions .
Police said suspect had AK-47 , grenade , pistol , ammunition in car . Officer Christopher S. Smith was recently arrested on weapons charge . Timmons had stopped by to ask directions .