A Coast Guard Station San Francisco 45-foot Response Boat-Medium boat crew completes a patrol near the 225-foot seagoing buoy tender the Coast Guard Cutter Aspen during a fast rope demonstration aboard the cutter for the North Pacific Coast Guard Forum in San Francisco Bay, Sept. 17, 2014. Cutter Aspen embarked Coast Guard Commandant Adm. Paul Zukunft for the exercise. (U.S. Coast Guard photo by Petty Officer 1st Class Bill Colclough)