Olympic star Michael Phelps ends his retirement and dives back into the pool, without "signing any contracts" but says "I'm doing this because I want to." Rough Cut (no reporter narration).
U.S. says 'disappointed' by Palestinian unity deal
The United States says it is "disappointed" by a unity pact agreed between the Gaza-based Islamist group Hamas and President Mahmoud Abbas's Palestine Liberation Organization. Rough Cut (no reporter narration).
Following the alleged bust-up between Chris Brown and Drake's entourages, here's a look at a few other famous celeb rivalries! Mariah and Eminem, Kim Kardashian and Jon Hamm, Jen Aniston and Angelina Jolie, Jon Stewart and Glenn Beck.