US-NKOREA-SUMMIT-TRUMP-KIM-TWITTER-TWEET

This screen grab shows a message tweeted by US President Donald Trump as he announced on May 10, 2018 his historic summit with North Korean leader Kim Jong Un will take place in Singapore on June 12. "We will both try to make it a very special moment for World Peace!" Trump said in a tweeted announcement. - The location and date of the summit -- the first ever between a sitting US president and a North Korean leader -- were revealed hours after three American prisoners were released by North Korea and arrived back in the United States. (Photo by Eric BARADAT / AFP) (Photo credit should read ERIC BARADAT/AFP via Getty Images)