North Korea's vice foreign minister says leader Kim Jong-un may have lost his appetite for bargaining with Donald Trump, following the U.S. president's negative response to the failed Hanoi summit.<br />Choe Son-hui told reporters on Thursday that she believes Trump's unwillingness to lift partial sanctions on Pyeongyang has left the North Korean leader unwilling to negotiate any further.<br />She added no schedule has yet been fixed for additional talks between the two countries. <br />
