Lt. j.g. James Mitard and Lt. j.g. Hannah Gribbin, members of the U.S. Coast Guard Sector Boston Prevention Team, check the ventilation system of a commercial cargo ship during a safety and security inspection in Boston, Monday, July 30, 2018. These comprehensive inspections are conducted regularly by the Coast Guard to determine whether commercial vessels are being operated safely and in accordance with maritime laws and regulations. (U. S. Coast Guard photo by Petty Officer 2nd Class Lara Davis)