NEW YORK, New York (March. 31, 2003)--Petty Officer 2nd Class Caroll Batino, boarding officer from Coast Guard Activites New York, scales the side of a oil tanker anchored in New York Harbor Mar. 31, 2003. The Coast Guard, now part of the Department of Homeland Security, continues to board vessels in ports throughout the U.S. protecting harbors under Operation Liberty Shield from would-be terrorists. Liberty Shield is a unified operation that integrates selected national protective measures with the involvement of federal, state, local andprivate responders and authorities from around the country.USCG Photo by PA3 Mike Hvozda