Master Sgt. Daniel Lope, 178th Civil Engineering, and Tech. Sgt. Adam McFarland, 178th Security Forces, participate in a Challenge Individual exercise July 29, 2013 at the Combat Readiness Training Center in Alpena, Mich. Lopez and McFarland took part in exercise as part of Security Forces training during the first ever 178th Integrated Defense Plan course. (U.S. Air National Guard Photo by Master Sgt. Seth Skidmore)