Lt. Shannon Scaff, an instructor with the Coast Guard Maritime Law Enforcement Academy swam for 24 hours to memorialize a fallen Coast Guard aircrew at a pool in Charleston, South Carolina, Feb. 27, 2015. On Feb. 28, 2012, Lt. j.g. Thomas Cameron, Chief Petty Officer Fernando Jorge, Petty Officer 3rd Class Andrew Knight, and Lt. Cmdr. Dale Taylor perished in a helicopter crash. U.S. Coast Guard video by Petty Officer 1st Class Stephen Lehmann.