Dropping In
U.S. Marines with the 15th Marine Expeditionary Unit's Maritime Raid Force fast-rope from an MH-60R during maritime interoperability training off the coast of Santa Barbara, Calif., Jan. 16, 2015. The training prepares the Marines for their upcoming deployment by enhancing their combat skills, and teaching them techniques for boarding vessels.
(U.S. Marine Corps photo by Sgt. Jamean Berry/Released). Original public domain image from Flickr