BALTIMORE - Petty Officer 3rd Class Chelsea Warren, a marine science technician in the Port Safety and Security division of Coast Guard Sector Baltimore, watches for trucks entering the Maryland Port Administration's Seagirt Marine Terminal during a multi-agency strike force operation, Oct. 27, 2010. This joint operation involved the inspection of trucks as they entered and left the marine terminals with shipments from both domestic and international locations. U.S. Coast Guard photo by Petty Officer 2nd Class Brandyn Hill.