Maritime Security Response Team - Tactical Delivery Team
U.S. Coast Guard photo by Petty Officer 2nd Class Michael Anderson
Maritime Security Response Team (MSRT) Tactical Delivery Team boat crews operate RHIBs during training on Chesapeake Bay.
Note the M240B machine guns mounted on the boats.
Maritime Security Response Teams are the U.S. Coast Guard's maritime counter terrorism unit and are part of the USCG's Deployable Operations Group.
The Tactical Delivery Team (TDT) are trained in advanced techniques, such as stealthy approach, in order to deliver the MSRT Direct Action Section assault teams onto a maritime objective.