GRAND ISLE, La. – SGT Michael D. Leehy and PFC Chelsey R. Pardue of the Louisiana Army National Guard’s 844th Engineer Company, 527th Engineer Battalion work as a team to construct a rock wall along Caminada Pass in Grand Isle, LA on August 3, 2010 in support of the Deep Horizon oil spill cleanup efforts. The rock wall is being constructed to stop oil from entering the Louisiana wetlands. (U.S. Air Force photo by Staff Sgt. Jeffrey T. Barone)
