Sgt. Matthew Cain, 459th Aircraft Maintenance Squadron crew chief, dusts snow off of a generator before conducting pre-flight checks on a KC-135 Stratotanker at Joint Base Andrews, Md., March 25, 2013. The spring snowstorm is forecasted to bring up to five inches of snow to the local area. (U.S. Air Force photo/Staff Sgt. Nichelle Anderson)