The White House did not provide details on the specific content of the letter from Kim, received Wednesday, or of Trump's reply.
Although President Donald Trump has publicly thanked North Korean leader Kim Jong Un for fulfilling the promise he made at their June 12 Singapore summit to return American war remains, US officials had cautioned that little was known about the remains and that they could not be quickly identified.
A U.S. Marine stands at attention as caskets containing the remains of American servicemen from the Korean War handed over by North Korea arrive at Joint Base Pearl Harbor-Hickam in Honolulu, Hawaii, U.S., August 1, 2018.
Trump in his tweet expressed gratitude to Kim "for keeping your word" on the return of the remains of more than 50 American service members killed during the Korean War. About 5,300 were lost in what is now North Korea. "I can say that the letters addressed their commitment from their joint statement that was made at the Singapore summit and they're going to continue working together towards complete and total denuclearization".
More than 7,700 USA troops remain unaccounted for from the Korea War.
But questions have deepened over Pyongyang's commitment after USA spy satellite material detected renewed activity at the North Korean factory that produced the country's first intercontinental ballistic missiles capable of reaching the United States.
In an illustration of how long it can take to identify Korean War remains, McKeague's agency announced today that the remains of a soldier found more than a decade ago, Army Sgt. William A. Larkins, of Pittsburgh, are being returned to his family for burial.
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Her ex-boyfriend, Wilmer Valderrama , was spotted visiting her, and has reportedly been a constant presence by her hospital bed . Speaking to TMZ in NY on Monday (30Jul18), Khaled said, "I love Demi and Demi's gonna be great".
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He also escaped damage when Bottas ran into the back of his Ferrari as the Finn defended his position at the second turn. Still, 20 laps before the end, I was feeling ok. "What matters to me is that we are constantly developing, and we are".
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The Washington Post reported in July 2017 that some of Trump's lawyers were exploring ways to limit or undercut Mueller's probe. But its outcome is being watched closely since it is the first case brought by Mueller's legal team that has gone to trial.
Trump has sought to show progress from his June 12 summit with Kim.
Pompeo thanked ministers of the Association of Southeast Asian Nations (ASEAN) at a meeting in Singapore for their efforts in enforcing sanctions on North Korea.
Sanders said a reply was being issued. He said during a Tuesday rally in Tampa, Florida, that the US was "doing well" with North Korea and noted the return of detained Americans and Pyongyang's ceasing of nuclear testing or missile tests.
It has taken longer than Washington had hoped, but a USA state department official says the process so far has been smooth.
To work on the additional remains the team of DPAA researchers assigned to identifying the remains of Korean War missing will almost double in size from five to nine.
Friday's transfer of the remains on the Korean Peninsula coincided with the 65th anniversary of the 1953 armistice that ended fighting between North Korean and Chinese forces and South Korean and US -led forces under the U.N. Command.
Iran, whose nuclear drive has also sparked global alarm, and North Korea are reported to have a history of cooperation in military and missile technology. Technically, the two Koreas are still at war. Add North Korea as an interest to stay up to date on the latest North Korea news, video, and analysis from ABC News.