Construction Site
U.S. Air Force Senior Master Sgt. William R. Nickerson, deputy fire chief 235th Civil Engineering Flight Maryland Air National Guard, gives a tour of the construction site of the future 21,000-square-foot state-of-the-art 175th Wing Fire Department building at Warfield Air National Guard Base, Baltimore, Md., August 8, 2010. (U.S. Air Force photo by Staff Sgt. Benjamin Hughes/Released)