A U.S. Air Force B-2 Spirit bomber refuels from a KC-135 Stratotanker A U.S. Air Force B-2 Spirit bomber refuels from a KC-135 Stratotanker during flight operations on Aug. 29, 2012. The Spirit is attached to the 509th Bomb Wing and the Stratotanker is from the 22nd Air Refueling Wing. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 833181-Z-PSK82-254.jpg Photo Gallery