BOSTON- Coast Guard Petty Officer 2nd Class Christopher Arner (left) and Coast Guard Petty Officer 2nd Class Charles Mitchell, both from Coast Guard Air Station Cape Cod, Mass., act as lookouts 50 miles east of Boston during a search and rescue exercise, March 25, 2008. Air Station Cape Cod, Coast Guard Cutter Tigershark, home-ported in Newport, R.I., and Coast Guard Cutter Spencer, home-ported in Boston, are working with the Vaedderen, a Royal Danish Naval ship, during a two-day exercise to enhance teamwork between the Coast Guard and the Royal Danish Navy. (Coast Guard photo by PA3 Connie Terrell)

BOSTON- Coast Guard Petty Officer 2^nd Class Charles Mitchell, a rescue swimmer from Coast Guard Air Station Cape Cod, Mass., is hoisted back into a Jayhawk helicopter after retrieving Oscar, a rescue training dummy, 50 miles east of Boston, March 25, 2008. The Air Station worked with Coast Guard Cutter Tigershark, home-ported in Newport, R.I., Coast Guard Cutter Spencer, home-ported in Boston, and Vaedderen, a Royal Danish Naval ship, to locate the rescue dummy. (Coast Guard photo by PA3 Connie Terrell)

BOSTON- The Vaedderen, a Royal Danish Naval Ship, works with Coast Guard Cutter Tigershark, home-ported in Newport R.I., Coast Guard Cutter Spencer, home-ported in Boston, and Coast Guard Air Station Cape Cod, Mass., to locate Oscar, a rescue training dummy, as part of a search and rescue exercise March 25, 2008. (Coast Guard photo by PA3 Connie Terrell)