A Marine from 3rd Battalion, 9th Marine Regiment, Special Marine Air Ground Task Force New York, shows a child how to load the MK-19 automatic grenade launcher on USS Iwo Jima, May 29. More than 3,000 Marines, Sailors and Coast Guardsmen are in the area participating in community outreach events and equipment demonstrations. This is the 26th year New York City has hosted the sea services for Fleet Week.