Donald Trump says he'll walk out of Kim Jong-un talks if they're not 'fruitful' 

President Donald Trump said he’ll abandon plans for an unprecedented summit with North Korean leader Kim Jong-un if he decides it won’t be successful - or walk out of the meeting if it’s not productive while he’s there. “If we don’t think it’s going to be successful, we won’t have it,” Mr Trump said at a news conference with Japanese Prime Minister Shinzo Abe on Wednesday. “If I don’t think it’s a meeting