INCIRLIK AIR BASE, Turkey -- Master Sgt. Eric Gunter, 39th Medical Support Squadron diagnostics and therapeutic flight chief, talks about bacteria and the importance of hand washing to Incirlik Unit School students at the 39th MDSS display April, 4, 2014, Incirlik Air Base, Turkey. The display was one of several booths at the Science, Technology, Engineering, and Math fair held at IUS. The focus of the STEM initiative is on real-world, problem-based learning, so that students learn to use contemporary tools to solve future problems. (U.S. Air Force photo by Staff Sgt. Veronica Pierce)