'I'll be back', Cameron jokes in video clip with Schwarzenegger

Former prime minister David Cameron, whose political career was torpedoed by Britain's decision to quit the European Union last June, appeared in a video clip with Arnold Schwarzenegger on Friday vowing: "I'll be back." Hollywood star and ex-California governor Schwarzenegger welcomed his "good friend" Cameron in a selfie-style post on his Snapchat page, before the ex-Prime Minister delivered an enigmatic message. "I'm here with the governor - he did a great job," Cameron said, before leaning to