Petty Officer 2nd Class Kyle McGann, a marine science technician, Petty Officer 2nd Class Bill Glenn, an electronics technician, and Chief Petty Officer Michael Perrault, a machinery technician, all members of the military dive team aboard Coast Guard Cutter Polar Star, inspect a remote operated vehicle prior to launch in the Ross Sea, Jan. 11, 2015. Dive team members use ROVs to inspect vessels for underwater damage. (U.S. Coast Guard photo by Petty Officer 1st Class George Degener)