WASHINGTON, DC (Aug. 29, 2004)-- U.S. Coast Guard Cutter Chock (WYTL-65602), homeported in Portsmouth, VA, patrols the Potomac River in the Washington, DC area, while the area was under a heightened state of alert (Code Orange). Chock is a 65-foot long; 16-foot wide; 72 ton vessel, built in 1962. It is one of 11 multi-mission 65-foot tugs assigned to the East Coast. USCG photo by Joseph P. Cirone, USCGAUX