Airmen from the 823rd Expeditionary RED HORSE Squadron, out of Hurlburt Field, Fla., and Marines from the 271st Marine Wing Support Squadron, 2nd Marine Air Wing, based out of Marine Corps Air Station Cherry Point, N.C., prepare the bed for the new septic system as part of a new school house at the Gabriela Mistral primary school site in Ocotes Alto near Trujillo, Honduras, June 5, 2015. The personnel are constructing a new school building, which will include two classrooms and bathrooms with working plumbing as part of New Horizons Honduras 2015 training exercise. New Horizons was launched in the 1980s and is an annual joint humanitarian assistance exercise that U.S. Southern Command conducts with a partner nation in Central America, South America or the Caribbean. The exercise improves joint training readiness of U.S. and partner nation civil engineers, medical professionals and support personnel through humanitarian assistance activities. (U.S. Air Force photo by Capt. David J. Murphy/Released)