aggravated battery and aggravated child molestation involving the then-8-month-oldNever mind. The caliber isn't important. Just keep shooting till he doesn't move anymore. Then dump his stinking carcass at the doorstep of the Mexican consulate.
Sorry, but that's a violation of gun fight rule #24:
Do not attend a gunfight with a handgun, the caliber of which does not start with a 4.