Petty Officer 2nd Class Sean Tomkins, a machinery technitian with Coast Guard Station New Orleans, receives guidance on navigation from Petty Officer 1st Class Alex Baird, a boatswain's mate from Station New Orleans, on Lake Ponchartrain, June 8, 2015. The boatcrew college provides training in navigation, man-overboard drills, towing, engine casualties. (U.S. Coast Guard photo by Petty Officer 3rd Class Carlos Vega)