Power pro keeps Yokota energized
Masanori Okano, 374th Civil Engineer Squadron electrical power production technician, checks the oil level in a generator at Yokota Air Base, Japan, June 30, 2015. During the inspection, power production members checked the water pressure, coolant temperature, oil pressure and ensured the generator remained fully operational. (U.S. Air Force photo by Senior Airman David Owsianka/Released)