He added, "I don't know if North Korea has made the choice yet to denuclearize, but the reason why we're engaged in this is because we believe there is a possibility". -North Korea summit for Pyongyang's "complete denuclearization".
Trump is hoping to advance four priorities in his summit meeting with Kim next week in Hanoi, a senior administration official said on Thursday. "I'd love to be able to, but in order to do that, we have to do something that's meaningful on the other side".
His marked resemblance to the North Korean leader has thrust him into global limelight, particularly after he was filmed by Reuters.
Vietnam, North Korea's Cold-War communist ally, was more friendly turf, Howard X told reporters. Stephen Biegun is expected to hold talks with his counterpart Kim Hyok Chol, who arrived in Hanoi on Wednesday.
Meanwhile, a North Korean team, led by Kim Chang-son, an official at the State Affairs Commission, has been crisscrossing the city apparently to decide the leader's itinerary, lodging and the summit location.
"The most effective way (to resolve the issue) is for Trump to tell Kim the families' feelings", said Sakie Yokota, 83, the mother of Megumi Yokota, who was abducted to North Korea in 1977 when she was 13.
Kim pledged then to work toward the complete denuclearization of the Korean peninsula, but negotiations have made little headway since, with North Korea demanding a lifting of punishing USA -led sanctions, a formal end to the 1950-53 Korean War and security guarantees.
Howard X, an Australian, has been cashing in on his resemblance to North Korea's leader, especially his haircut. We have to reduce the threat of a nuclear-armed North Korea.
In a separate television interview in the USA capital, Secretary of State Mike Pompeo reiterated that the important task is to reduce military threats to American people.
The impersonator visited Singapore in June before the first summit, where he performed satirical stunts and said he was briefly detained by authorities.
"I thought it was the real Kim Jong Un when I looked at his back, but oh well, it is not", said Lee Sang-hyuk, a South Korean student doing volunteer work in Vietnam.
The Chinese border city of Dandong, a gateway for North Korea's transport, may be gearing up for the passage of Kim's special train.