Airman 1st Class Jereme Hernandez, 407th Expeditionary Security Forces Squadron, mounts an M240B at the beginning of his shift at the 407th Air Expeditionary Group, March 28, 2017. The security forces squadron is responsible for security of U.S. Air Force, Marine, coalition and host-nation assets. (U.S. Air Force photo/Master Sgt. Benjamin Wilson)(Released)