Marines with the 1st Marine Division Band march past the Coit Tower during the Italian Heritage Parade on October 11, 2015, as part of San Francisco Fleet Week 2015. SFFW 2015 is a week-long event that blends a unique training and education program, bringing together key civilian emergency responders and Naval crisis-response forces to exchange best practices on humanitarian assistance disaster relief with particular emphasis on defense support to civil authorities. (U.S. Marine Corps photo by Cpl. Joshua Murray)