Members of the 14th Security Forces Squadron from Columbus Air Force Base, Miss., march across the Vidalia-Natchez Bridge heading east over the Mississippi River July 26, 2011, as part of the “Ruck March To Remember.”

Security Forces Airmen from 23 squadrons began the 2, 181-mile march July 12 at the Security Forces Center at Lackland Air Force Base, Texas, and will finish their journey Sept. 11 at Ground Zero in New York City to coincide with the 10-year anniversary of 9/11.

U.S. Air Force photo by Airman 1st Class Chase Hedrick