JOINT BASE ANDREWS, Md. – Air Force Staff Sgt. Danielle Costa, a public health technician with the 779th Aerospace Medicine Squadron, inspects a food booth at the Joint Service Open House here May 16. The public health team had more than 50 airmen from throughout the Air Force District of Washington inspecting every food booth three times a day ensuring food preparers comply with guidelines for sanitation, hygiene and food temperatures. (U.S. Air Force photo by Staff Sgt. Renae L. Saylock)