Fit Test Air Force 2nd Lt. Kathleen Alejandro, a member of 96th Medical Group, Eglin Air Force Base, Fla., has a 'fit test' for her N95 mask during orientation at the North Dakota Department of Health in Bismarck, N.D., Nov. 22, 2020. A 'fit test' tests the seal between the respirator face piece and the wearer’s face. After completing the test and receiving all of the proper protective gear, the Air Force nurses will integrate into the North Dakota hospitals as part of the Defense Department’s ongoing joint service virus response efforts. SHARE: Download: Full Size (1.01 MB) Tags: Army, Coronavirus Credit: Army Master Sgt. Helen Miller VIRIN: 201122-A-WX809-240A.JPG Photo Gallery