TOPSHOT - North Korea's leader Kim Jong Un (L) shakes hands with US President Donald Trump (R) at the start of their historic US-North Korea summit, at the Capella Hotel on Sentosa island in Singapore on June 12, 2018. Donald Trump and Kim Jong Un have become on June 12 the first sitting US and North Korean leaders to meet, shake hands and negotiate to end a decades-old nuclear stand-off. / AFP PHOTO / SAUL LOEB