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. He eventually gets out, and is still at large.
https://youtu.be/4ljme152owc