Lance Cpl. Cooper Curtis (right), a 23-year-old infantryman from Kodiak, Alaska, Lance Cpl. Alex Christianson (center), a 26-year-old military police officer from St. Paul, Minn., and Cpl. Andrew Sweat (right), a 23-year-old military police officer from Louisville, Ky., all with 4th Law Enforcement Battalion, Force Headquarters Group, Marine Corps Forces Reserve, conduct suspect barricade and vehicle ambush training during Special Reaction Team training aboard Marine Corps Recruit Depot Parris Island, July 16. A small detachment of reserve-duty Marines spanning across the country executed annual training requirements to become proficient in Special Reaction Team tactics. The Special Reaction Team is capable of isolating a crisis scene, providing proficient marksmanship support, conducting tactical movement and building entry, and clearing buildings in a variety of light and weather conditions.