Ivan Watson: Trump needs more than photo-op to win back headlines

Donald Trump's expected to front a press conference about his latest meeting with North Korean leader Kim Yong Un, but instead he's likely to face a barrage of questions about allegations he is a racist, conman and liar. CNN Correspondent Ivan Watson is in Hanoi and says Trump needs something more than a photo-op to come from his meeting with Kim if he's to win back the headlines.