He should be arrested, and convicted. Possession of marijuana? Some folks don't deserve what the 2nd Amend. provides, and the complete lack of personal responsibility, disregard for the childs safety, sounds like he's an idiot and deserves what he gets.
I'm sure the "world" press loves showing these stories, as I'm sure the world press thinks we trip over our 50 Caliber rifles on the way to the bathroom, and were all so irresponsible.
Just a reminder, 184,000,000 guns in America, shot and killed NO ONE Yesterday.