5th MDG tests for illnesses
Lavon Slind, 5th Medical Group laboratory technical supervisor, uses a petri dish filled with agar to test for Beta Hemolytic Group A Strep at Minot Air Force Base, N.D., Jan. 23, 2014. Beta hemolytic Streptococcus group A is the organism that causes strep throat, an illness that is greatly increased during the winter months. (U.S. Air Force photo/Senior Airman Stephanie Sauberan)