Engine Oil Checked Air Force Senior Airman Michael Lawrence checks the engine oil on a KC-135 Stratotanker following a flight in support of Forceful Tiger on Kadena Air Base, Japan, Jan. 28, 2016. Lawrence is a crew chief assigned to the 909th Aircraft Maintenance Unit. Air Force photo by Staff Sgt. Maeson L. Elleman SHARE IMAGE: Download Image: Full Size (2.46 MB) Tags: Forceful Tiger, KADENA AIR BASE, F-16, Airmen , KC-135 Photo By: Staff Sgt. Maeson Elleman VIRIN: 160128-F-LH638-447.JPG Photo Gallery