Capt. Claudia Gelzer, captain of the port of Boston and commander of Sector Boston, is underway in Boston Harbor with Coast Guard Station Boston Monday, Aug. 15, 2016. Gelzer is aboard Station Boston’s 45-foot response with Massachusetts Gov. Charlie Baker and Statre representative Aaron Michlewitz to highlight key recourses and critical infrastructures in and around Boston Harbor protected by Boston-based Coast Guard units. U.S. Coast Guard photo by Petty Officer 2nd Class Cynthia Oldham