U.S. Marine Corps Lance Cpl. James Snyder, a rifleman, directs Lance Cpl. Douglas Nadeau, a rifleman, while putting into position a High Mobility Multipurpose Wheeled Vehicle for a convoy heading to Mount Bundey Training Area, Northern Territory, Australia, May 20. Marines with Marine Rotational Force- Darwin wrap up final details in order to set out for Exercise Predator Walk. Predator Walk plays a role in MRF-D that exercises a competent expeditionary fighting force with Australian allies. Snyder, a Plainwell, Michigan native, and Nadeau, a Belleville, Illinois native, are with Company C, 1st Marine Battalion, 4th Marine Regiment, MRF-D. - U.S. Marine Corps Lance Cpl. James Snyder, a rifleman, directs Lance Cpl. Douglas Nadeau, a rifleman, while putting into position a High Mobility Multipurpose Wheeled Vehicle for a convoy heading to Mount Bundey Training Area, Northern Territory, Australia, May 20. Marines with Marine Rotational Force- Darwin wrap up final details in order to set out for Exercise Predator Walk. Predator Walk plays a role in MRF-D that exercises a competent expeditionary fighting force with Australian allies. Snyder, a Plainwell, Michigan native, and Nadeau, a Belleville, Illinois native, are with Company C, 1st Marine Battalion, 4th Marine Regiment, MRF-D.