Fleet Anti-Terrorism Security Team
"Established in 1987, FAST Companies are equipped to perform security missions as directed by the Chief of Naval Operations. FAST Company Marines augment installation security when a threat condition is elevated beyond the ability of resident and auxiliary security forces. They are not designed to provide a permanent security force for the installation." 
"There are currently two FAST companies, and training unit. 1st FAST Co. is located on Naval Operations Base (NOB), Norfolk, Virginia, and 2nd FAST Co. which is located at Naval Weapons Station, Yorktown, Virginia. Both units operate under the control of the Marine Corps Security Force Battalion located on Naval Air Station, Norfolk, Virginia. The Security Force Battalion Training Company is located on Naval Security Group Activity (NSGA), Northwest, in Chesapeake, Virginia."