Description: Stock image of United States Air Force Staff Sgt. William Mellow, with the 820th Red Horse Squadron, Nellis Air Force Base and deployed with the 820th Expeditionary Red Horse Squadron, constructs cinder block walls for a new clinic being built February 24th 2007, near San Martin La Clara, Nicaragua, as part of New Horizons-Nicaragua 2007. The joint humanitarian and training exercise with the Nicaraguan military will provide a new school, a medical clinic, and free health and veterinary care to the local populace. (U.S. Air Force photo by Tech. Sgt. Kevin P. Milliken). Suggest a better description.