Airman 1st Class Mark Guarnio, 11th Civil Engineer Squadron heavy equipment operator, briefs snow removal operations during the 11th CES’s Snow Parade, Dec. 4, 2015 at Joint Base Andrews, Md. The parade was held to recognize some of the key mission-essential workers during the snow removal season. (U.S. Air Force photo/ Senior Airman Nesha Humes/ released)