North Korean leader Kim Jong Un smiled and warmly shook hands more than once during his first summit with U.S. President Donald Trump on Tuesday, raising hopes that one day the two countries could finally end the world's last Cold War-era confrontation.TV footage showed Kim in his 30s wore a pained expression on his face at the beginning of his meeting on Singapore's resort island of Sentosa with Trump, who will turn 72 on Thursday.But Kim amicably conversed with Trump even without an interpreter during a photo session after they signed a joint document at a ceremony. Kim apparently spoke w…READ FULL ARTICLE