Serena Williams: Watch 'superhero' tennis star stop phone thief

Watch as "superhero" Serena Williams stops a thief who tries to steal the tennis superstar's phone from a restaurant.

Williams, who later described the incident in full on her Facebook page, said that she received a standing ovation when she returned to the restaurant with her phone.

The 21-time Grand Slam champion wrote: "I just showed every man in there I can stand up to bullies and other men. It was a win for the ladies!"