A U.S. Sailor, left, with the Marine Corps 1st Battalion, 5th Marine Regiment, assigned to Marine Rotational Force-Darwin, exchanges greetings with friends and family members during a homecoming event at Marine Corps Base Camp Pendleton, Calif., Oct. 20, 2014. Marines and Sailors with Marine Rotational Force-Darwin completed a six-month rotation to Darwin, Australia, as a part of a multinational mission that strengthened operational capability and interoperability in the Pacific region.