English: CORAL SEA (June 15, 2007) - Amphibious assault ship USS Essex (LHD 2) conducts a refueling at sea with Australian auxiliary oiler HMAS Sirius (AOR 266) as dock landing ship USS Tortuga (LSD 46) approaches during exercise Talisman Saber 07 (TS07). TS07 is a U.S. and Australian-led Joint Task Force operation preparing our militaries for crisis action planning and execution of contingency operations. TS07 is designed to maintain a high level of interoperability between U.S. and Australian forces, demonstrating the U.S. and Australian commitment to our military alliance and regional security. U.S. Navy photo by Mass Communication Specialist 1st Class Jeremy L. Wood (RELEASED)