A Marine assigned to 1st Fleet Anti-Terrorism Security Team (f.a.s.t.), 6th Platoon, fires a GAU-17/A minigun during a training exercise aboard the US Navy (USN) Ticonderoga class Cruiser USS PHILIPPINE SEA, 2004.
Miniguns make are often mounted on ships to provide protection against small vessels of the type used by terrorists to attack shipping.