Minuteman Booster The booster of a Minuteman III intercontinental ballistic missile rolls from one transporter erector vehicle to another during a missile roll transfer at the missile handling facility on Malmstrom Air Force Base, Mont., April 20, 2021. These transfers send ICBMs back to the missile field after they've been serviced by missile maintenance technicians in the hangar. SHARE: Download: Full Size (0.22 MB) Credit: Air Force Airman Elijah Van Zandt VIRIN: 210420-F-NE362-0123C.JPG Photo Gallery