U.S. Marine Corps Staff Sgt. Bryan Robbins, a platoon sergeant with the 3rd Platoon, Golf Company, Battalion Landing Team, 2nd Battalion, 1st Marine Regiment, 31st Marine Expeditionary Unit, calls for mortar support during a live-fire exercise in Shoalwater Bay, Queensland, Australia, July 13, 2012, during exercise Hamel 2012.
Hamel is a combined training exercise designed to increase interoperability between the U.S. Marine Corps and the Australian Army. (DoD photo by Cpl. Jonathan Wright, U.S. Marine Corps/Released). Original public domain image from Flickr