7/3/2012 - Senior Master Sgt. Robert Todd, 608th Air Operations Center, connects a trolley to the back of a vehicle on Barksdale Air Force Base, La., July 3. The trolley was used to transport more than 50 U.S. flags to the North Gate in celebration of Independence Day. (U.S. Air Force photo/Airman 1st Class Benjamin Gonsier)(RELEASED)

7/3/2012 - Senior Airman Anthony Kirk, 608th Air Operations Center combat plans division, raises an American flag near the North Gate on Barksdale Air Force Base, La., July 3. More than 50 flags were raised in celebration of Independence Day. (U.S. Air Force photo/Airman 1st Class Benjamin Gonsier)(RELEASED)

7/3/2012 - Airmen 1st Class Katharine Fish and Cortni Combs, 608th Air Operations Center intelligence reconnaissance division, raise an American flag near the North Gate on Barksdale Air Force Base, La., July 3. More than 50 flags were raised in celebration of Independence Day. (U.S. Air Force photo/Airman 1st Class Benjamin Gonsier)(RELEASED)

7/3/2012 - Staff Sgt. Brittany Barron, 608th Air Operations Center combat plans division, raises an American flag near the North Gate on Barksdale Air Force Base, La., July 3. Members of the 608th AOC raised more than 50 flags in celebration of Independence Day. (U.S. Air Force photo/Airman 1st Class Benjamin Gonsier)(RELEASED)

7/3/2012 - Flags are placed in front of the North Gate in honor of Independence Day July 3. Independence Day, commonly known as the Fourth of July, is celebrated annually across the nation in commemoration of America's separation from Great Britain during the American Revolution. (U.S. Air Force photo/Airman 1st Class Benjamin Gonsier)(RELEASED)