Pfc. William Baker, a prospect for the Special Reaction Team, holds a shield during close-quarters battle training Jan. 8 at Camp Hansen. Baker is a San Antonio, Texas, native. The special reaction team is with the Provost Marshal’s Office, Marine Corps Installations Pacific-Marine Corps Base Camp Butler, Japan. The team is the military equivalent of Special Weapons and Tactics teams. - Pfc. William Baker, a prospect for the Special Reaction Team, holds a shield during close-quarters battle training Jan. 8 at Camp Hansen. Baker is a San Antonio, Texas, native. The special reaction team is with the Provost Marshal’s Office, Marine Corps Installations Pacific-Marine Corps Base Camp Butler, Japan. The team is the military equivalent of Special Weapons and Tactics teams.