U.S. Marines with Echo Company, 2nd Battalion 4th Marine Regiment, Battalion Landing Team, assigned to the 31st Marine Expeditionary Unit(MEU), plan an ambush during a live fire exercise for Talisman Saber 13 at Sam Hill in Shoalwater Bay, Queensland, Australia, on July 29, 2013. Talisman Saber is a bilateral training exercise that the 31st MEU and the Royal Australian military conduct every two years to improve interoperability and common relations between the two allied nations. (USMC photo by LCpl T.S. Dietrich, 31st MEU Combat Camera)