U.S. President Donald Trump has canceled a summit with North Korean leader Kim Jong Un scheduled for June 12 in Singapore due to "open hostility" recently displayed by Pyongyang, the White House said Thursday, dampening hopes for peace on the divided peninsula.The cancellation of the historic summit is likely to rekindle tensions between Trump and Kim, who have been at odds over how to proceed with denuclearization on the Korean Peninsula.According to the White House, Trump sent Kim a letter dated Thursday saying he feels it is "inappropriate, at this time, to have this long-planned meeting…READ FULL ARTICLE