Crowds attending the 144th Annual Italian Heritage Parade cheer and applaud as Marines serving with the 13th Marine Expeditionary Unit and 1st Marine Division Band march through the streets of downtown San Francisco, Oct. 6, 2012. Marines from 1st Marine Expeditionary Brigade, 13th MEU and Combat Logistics Regiment 1, traveled to San Francisco aboard the USS Makin Island to participate in Fleet Week to showcase disaster relief and humanitarian assistance capabilities.