The president told reporters he used to discuss nukes with his uncle "all the time."
The two leaders will have a private chat for two hours.
The Singapore Mint has produced coins in gold, silver and nickel.
The U.S. secretary of state and North Korean general broke bread in New York City Wednesday while working to salvage the summit.
Saying the cancellation was "unexpected," Pyongyang remains willing to meet the U.S. "any time," the foreign ministry statement said.
In exchange, Pyongyang wants security guarantees.
The state-controlled news agency commentary is the first official acknowledgement of a thawing in relations with the U.S.
President Trump has agreed to meet the North Korean leader for talks.
Joseph Yun would have had a major role to play in possible U.S. talks with North Korea.
South Korean President Moon Jae-in called on the U.S. to lower the threshold for dialogue.
General Kim Yong Chol was also blamed for deadly attacks against South Korean targets in 2010.
The video shows a more humane side of the young North Korean women who charmed worldwide audiences with their near-robotic, perfectly synchronized performances.
Admiral Harry Harris, chief of U.S. Pacific Command, identified North Korea as the most immediate threat to the U.S. in the Indo-Pacific region.
Pence avoided any contact with Kim Yo Jong at the opening ceremony despite being seated in front of her.
It's an unprecedented move from North Korea.
"North Korea may now be only months away from the capability to strike the United States with nuclear-armed ballistic missiles," U.S. envoy Robert Wood said.
Vice President Pence has framed his upcoming trip to Japan and South Korea in the context of the ongoing threat posed by North Korea.
The researcher criticized the North Korea crisis talks co-hosted by the U.S. and Canada in Vancouver earlier this month.
Twenty nations gathered in Vancouver to discuss the threat of North Korea nuclear weapons and ballistic missiles.