U.S. President Donald Trump said Friday that North Korean leader Kim Jong Un has expressed displeasure about joint military exercises that are under way between the United States and South Korea.In what Trump called a "beautiful" three-page letter he received Thursday, Kim said he does not like conducting the short-range ballistic missile tests North Korea has been doing in recent weeks, but justified the move as a response to the U.S.-South Korea drills."He wasn't happy with the tests...the war games on the other side, with the United States," Trump told reporters at the White House.The U.…READ FULL ARTICLE