Marines and Sailors practice clearing rooms and detaining non-combatants as a part of the Raid Leaders Course at Marine Corps Base Camp Pendleton, Calif., Jan. 12, 2016. While the course emphasizes combat marksmanship fundamentals, Marines must be able to identify and properly handle non-combatants in urban military operations. The Marines participating in the training course are with Fox Company, 2nd Battalion, 4th Marine Corps Regiment. The Raid Leaders Course is run by Expeditionary Operations Training Group, I Marine Headquarters Group, I Marine Expeditionary Force. - Marines and Sailors practice clearing rooms and detaining non-combatants as a part of the Raid Leaders Course at Marine Corps Base Camp Pendleton, Calif., Jan. 12, 2016. While the course emphasizes combat marksmanship fundamentals, Marines must be able to identify and properly handle non-combatants in urban military operations. The Marines participating in the training course are with Fox Company, 2nd Battalion, 4th Marine Corps Regiment. The Raid Leaders Course is run by Expeditionary Operations Training Group, I Marine Headquarters Group, I Marine Expeditionary Force.