British Royal Marine Cpl. Charlie Walker, a GD training corporal with 43 Commando Fleet Protection Group Royal Marines, conducts a weapon familiarization test for U.S. Marines with Marine Corps Security Force Regiment on the C8 assault rifle during Tartan Eagle phase II, Otterburn Training Camp, Europe, Oct. 24, 2022. U.S. Marines must properly handle the Royal Marines primary weapon system to pass the annual combat marksmanship training test while overseas with 43 Cdo RM. Exercise Tartan Eagle is an annual bilateral training exercise for the U.S. Marines and British Royal Marines with 43 Cdo RM to travel to each command’s training facilities to exchange tactics, techniques and procedures in fixed site security. - British Royal Marine Cpl. Charlie Walker, a GD training corporal with 43 Commando Fleet Protection Group Royal Marines, conducts a weapon familiarization test for U.S. Marines with Marine Corps Security Force Regiment on the C8 assault rifle during Tartan Eagle phase II, Otterburn Training Camp, Europe, Oct. 24, 2022. U.S. Marines must properly handle the Royal Marines primary weapon system to pass the annual combat marksmanship training test while overseas with 43 Cdo RM. Exercise Tartan Eagle is an annual bilateral training exercise for the U.S. Marines and British Royal Marines with 43 Cdo RM to travel to each command’s training facilities to exchange tactics, techniques and procedures in fixed site security.