Preparing for cold weather
WRIGHT-PATTERSON AIR FORCE BASE, Ohio - Senior Airman Timothy Boris, 445th Maintenance Aerospace Ground Equipment Flight mechanic, repairs a New Generation Ground Heater, or NGH. The wing possesses 43 heaters, which need to be prepared for the upcoming cold weather. The heaters provide warmth for Airmen who must perform their mission outdoors, such as the gate security guards and Airmen working on the flightline. (U. S. Air Force photo/Senior Airman Mikhail Berlin)