SIMCOM
Tech. Sgt. Nathan Thrun, 128th Emergency Management program manager, listens to his radio during an exercise at the 2014 State Interoperable Mobile Communications Exercise in Oshkosh, Wis., May 15, 2014. Members of the Wisconsin National Guard tested their ability to communicate with other agencies. The 128th ARW also tested their ability to communicate with those in helicopters flying above the exercise site. (Air National Guard photo by Senior Airman Andrea F. Liechti)