Corporal Bronson Radke, an anti-tank missileman with Battalion Landing Team 2nd Battalion, 4th Marines, 31st Marine Expeditionary Unit, and a native of Roscoe, Ill., explains the nomenclature of an Mk-19 automatic grenade launcher to a young Australian boy during the opening ceremony for exercise Talisman Saber, here, July 14. The Marines and Sailors of the 31st MEU, PHIBRON 11, and Expeditionary Strike Group 7 will train alongside a joint U.S. force that totals approximately 18,000 personnel, as well as approximately 9,000 Australian service members in the fifth iteration of Talisman Saber, a month-long biennial exercise designed to enhance multilateral collaboration in support of future combined operations, natural disaster, humanitarian and emergency response. - Corporal Bronson Radke, an anti-tank missileman with Battalion Landing Team 2nd Battalion, 4th Marines, 31st Marine Expeditionary Unit, and a native of Roscoe, Ill., explains the nomenclature of an Mk-19 automatic grenade launcher to a young Australian boy during the opening ceremony for exercise Talisman Saber, here, July 14. The Marines and Sailors of the 31st MEU, PHIBRON 11, and Expeditionary Strike Group 7 will train alongside a joint U.S. force that totals approximately 18,000 personnel, as well as approximately 9,000 Australian service members in the fifth iteration of Talisman Saber, a month-long biennial exercise designed to enhance multilateral collaboration in support of future combined operations, natural disaster, humanitarian and emergency response.