Cpl. Chris Warren, section commander, Company M, 42 Commando, evaluates the performance of his Royal Marines after they performed a platoon-level exercise Nov. 14 at Range 111. The Royal Marines arrived at the Combat Center Oct. 9 to conduct their annual Black Alligator training which prepares them for combat using a series of combines arms exercises. - Cpl. Chris Warren, section commander, Company M, 42 Commando, evaluates the performance of his Royal Marines after they performed a platoon-level exercise Nov. 14 at Range 111. The Royal Marines arrived at the Combat Center Oct. 9 to conduct their annual Black Alligator training which prepares them for combat using a series of combines arms exercises.