Members of the Maritime Safety and Security Team (MSST) fast-rope down from a HH-60G Pave Hawk helicopter onto the deck of a Coast Guard cutter during a training exercise.
Maritime Safety and Security Teams are an elite USCG deployable specialiazed force (DSF) which specialises maritime security and anti-terrorism. MSSTs are an element of the Coast Guard’s Deployable Operations Group.
image sourced from public domain
U.S. Coast Guard photo by Petty Officer 3rd Class Melissa Hauck
I work on that cutter. The Tern.