HANOI -- U.S. President Donald Trump and North Korean leader Kim Jong Un clashed over irreconcilable differences at their nuclear summit here on Thursday, bringing the talks to a sudden end and casting a pall of uncertainty over Northeast Asia.
Pyongyang disputes Trump's claim that Kim sought end to all sanctions

North Korea's leader Kim Jong Un and U.S. President Donald Trump stroll on the ground of Hanoi's Metropole hotel during their second summit on Feb. 28. © Reuters
HANOI -- U.S. President Donald Trump and North Korean leader Kim Jong Un clashed over irreconcilable differences at their nuclear summit here on Thursday, bringing the talks to a sudden end and casting a pall of uncertainty over Northeast Asia.