A shooting range instructor in Arizona was accidentally shot and killed by a 9-year-old girl who was learning how to shoot an Uzi, authorities said on Tuesday. Charles Vacca, 39, was teaching the girl how to use the automatic weapon on Monday morning at the Last Stop outdoor shooting range in White Hills, Arizona, when she pulled the trigger and the kickback caused the gun to lurch over her head, investigators said. Vacca was hit by a stray bullet and airlifted to University Medical Center in Las Vegas, where he was pronounced dead late Monday. The girl was at the...