Photo: U.S. Air Force/Airman 1st Class Christopher Quail/Handout/File Photo via REUTERS. FILE PHOTO: A U.S. Air Force B-1B Lancer bomber sits on the runway at Anderson Air Force Base, Guam July 18, 2017.

Photo: U.S. Air Force/Airman 1st Class Christopher Quail/Handout/File Photo via REUTERS. FILE PHOTO: A U.S. Air Force B-1B Lancer bomber sits on the runway at Anderson Air Force Base, Guam July 18, 2017.