HERE'S A GROWN MAN SHOWING OFF HIS KNIFE-FIGHTING SKILLS:
A guy taped himself demonstrating knife-fighting moves in his backyard, and he went after his cardboard targets with WAY too much intensity. 

A GUY SMASHED A BEER BOTTLE OVER A ROBBER'S HEAD:
A man in Virginia tried to rob a truck stop at gunpoint, but another customer smashed a beer bottle over his head.  The robber shot him four times and took off, but the guy is expected to live.