Chief Petty Officer Grant Heffner, a boatswain's mate onboard the Coast Guard Cutter James, instructs a crewmember on how to properly handle a line while underway in the Atlantic Ocean March 30, 2017. Cutter James is the Coast Guard's 5th National Security Cutter, the largest and most technically advanced class of cutter in the Coast Guard, with robust capabilities for maritime homeland security, law enforcement and national defense missions. (U.S. Coast Guard photo by Petty Officer 1st Class Melissa Leake/Released)