He could have used this in Rio

Ryan Lochte is endorsing a new personal security device called RoboCopp. He says “I’ve been traveling a lot lately. We all like to have fun, but it’s a good idea to stay safe. I don’t go anywhere without Robocopp. It’s this tiny device—all you do it pull the pin. and it releases a startling alarm that can get you out of a bad situation.