A U.S. Air Force B-1B Lancer bomber, flanked by South Korean F-15K Slam Eagle fighters, drops a 2,000-pound live munition at Pilsung Training Range, South Korea, as a part of a show of force mission in response to North Korean unsanctioned intercontinental ballistic missile tests, Sept. 17, 2017. Air Force photo by Capt. Mike Karnes
A U.S. Air Force B-1B Lancer bomber, flanked by South Korean F-15K Slam Eagle fighters, drops a 2,000-pound live munition at Pilsung Training Range, South Korea, as a part of a show of force mission in response to North Korean unsanctioned intercontinental ballistic missile tests, Sept. 17, 2017. Air Force photo by Capt. Mike Karnes