Trust-building between Trump, Kim signals flexibility in upcoming working-level negotiations. 
Trump 5th US president to visit DMZ, first to cross into North Korea.
Seoul, June 30.– The US will resume working-level dialogue with North Korea, US President Donald Trump said Sunday following his historic meeting with North Korean leader Kim Jong-un in Panmunjom.
Following his summit with South Korea’s President Moon Jae-in, Trump flew to Panmunjom, where he met with Kim and stepped over the Military Demarcation Line that divides the two Koreas, becoming the first incumbent US president to enter North Korea.
“We just had a very, very good meeting with Chairman Kim,” Trump said after an unexpectedly long meeting with Kim at the Freedom House, on the South Korean side of Panmunjom. He added that more historical developments will result from the meeting down the line, saying “this was a great day.”
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