Marines with Company L, 3rd Battalion, 24th Marine Regiment, are instructed by an employee of the Great Boston Food Bank on how they will be processing and packaging food while lending a hand to the facility May 4, 2010. The Marines are volunteering in support of Marine Week Boston, where they'll provide service to community groups, host physical fitness challenges and sports clinics in city parks and showcase state-of-the-art Marine vehicles, aircraft and equipment. - Marines with Company L, 3rd Battalion, 24th Marine Regiment, are instructed by an employee of the Great Boston Food Bank on how they will be processing and packaging food while lending a hand to the facility May 4, 2010. The Marines are volunteering in support of Marine Week Boston, where they'll provide service to community groups, host physical fitness challenges and sports clinics in city parks and showcase state-of-the-art Marine vehicles, aircraft and equipment.