TO GROUND ZERO U.S. Marines lead a run to ground zero in New York, May 31, 2011. The Marines are assigned to the 24th Marine Expeditionary Unit and most joined the service after the attacks of Sept. 11, 2001. More than 3,000 Marines, sailors and Coast Guardsmen participating in community outreach events and equipment demonstrations during Fleet Week 2011, hosted for the 27th time by the city. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 111494-C-UYS50-630.jpg Photo Gallery