An armored car driver faces charges after a traffic stop in Southampton.  Keith Naumchick was stopped for speeding in the beefed-up vehicle around 2 a.m. Saturday.  After he failed a field sobriety test and logged an excessive blood alcohol level, police found a 40-caliber semi-automatic in the vehicle.  Naumchick allegedly told police he's licensed to carry.  He's charged with carrying a firearm while intoxicated, improper storage of a gun, and drunk driving.