ALEXANDRIA, Va. - Members of Coast Guard Aids to Navigation Team Milford Haven Va., conduct the seasonal replacement of the Chesapeake Bay Interpretive Buoy System in the Potomac River near the Woodrow Wilson Memorial Bridge, Dec. 13, 2011. ANT Milford Haven assisted the National Oceanic and Atmospheric Administration in removing and setting the seasonal replacement for the Chesapeake Bay Interpretive Buoy System. U.S. Coast Guard video by Petty Officer 3rd Class Jonathan Lindberg.