U.S. President Donald Trump (R) and top leader of the Democratic People's Republic of Korea (DPRK) Kim Jong Un sign documents that acknowledge the progress of the talks and pledge to keep momentum going, after their summit at the Capella Hotel on Sentosa island in Singapore, June 12, 2018. Trump said it is a "very important" and "pretty comprehensive" document. (Photo/Agencies)
U.S. President Donald Trump (R) and top leader of the Democratic People's Republic of Korea (DPRK) Kim Jong Un sign documents that acknowledge the progress of the talks and pledge to keep momentum going, after their summit at the Capella Hotel on Sentosa island in Singapore, June 12, 2018. Trump said it is a "very important" and "pretty comprehensive" document. (Photo/Agencies)
U.S. President Donald Trump (R) and top leader of the Democratic People's Republic of Korea (DPRK) Kim Jong Un sign documents that acknowledge the progress of the talks and pledge to keep momentum going, after their summit at the Capella Hotel on Sentosa island in Singapore, June 12, 2018. Trump said it is a "very important" and "pretty comprehensive" document. (Photo/Agencies)