Lt. Jud Coleman, of Coast Guard Marine Safety Unit Duluth and operations section chief for Operation Peeking Duck, reviews boom deployment with a member of the Coast Guard’s Atlantic Strike Team, Aug. 28, 2013. The full-scale exercise involving federal, tribal, state and local agencies from Minnesota and Wisconsin simulated an oil spill in the Port of Duluth-Superior. (Coast Guard photo by Chief Petty Officer Alan Haraf)