The thing about elevator doors is that they open and close, a point to keep in mind if you're planning to rob someone in an elevator.
Deputies in Florida's Broward County say surveillance video shows a man armed with a knife entering an elevator and taking the purse of a 77-year-old woman. Then he tries to leave and walks smack into the closing doors.
ALSO ON HUFFPOST:
The Huffington Post’s Weird News email delivers unbelievably strange, yet absolutely true news once a week straight to your inbox. Learn more