Lancer Refueling An Air Force B-1B Lancer receives fuel from a KC-135 Stratotanker near the East China Sea, Sept. 18, 2017. The B-1B is assigned to the 37th Expeditionary Bomber Squadron; The KC-135 is assigned to the 909th Air Refueling Squadron. Air Force photo by Staff Sgt. Peter Reft SHARE: Download: Full Size (0.63 MB) Credit: Staff Sgt. Peter Reft VIRIN: 170628-F-YW474-0078C.JPG Photo Gallery