Trump-Kim summit ends abruptly with no deal: 'Sometimes you have to walk'

President Trump’s second denuclearization summit with North Korean leader Kim Jong-un fell apart Thursday in a dispute over lifting economic sanctions, cutting short two days of talks aimed at dismantling Pyongyang’s weapons program.

After several hours of discussions, Mr. Trump and Mr. Kim abruptly parted ways over North Korea’s demand that the U.S. lift crushing sanctions in exchange for something less than the full dismantling of all Pyongyang’s weapons sites.

“Basically, they wanted the sanctions lifted in their entirety, and we couldn’t do that,” Mr. Trump said at a press...