Chief Master Sgt. Steve Milhollin, chief engineer for the Bel Air School site, briefs Lt. Col. John Buse, chief of engineering for New Horizons Guyana; Col. Douglas Galipeau, 474th Air Expeditionary Group commander; and Ken Popelas, 474th Air Expeditionary Group deputy commander; on the benefits of using the type of windows on the school, Aug. 20 at the Bel Air School, Georgetown, Guyana. Colonel Galipeau visited two medical readiness and training exercises, one dental readiness and training exercise, an orphanage, and two construction projects -- all part of New Horizons Guyana. (U.S. Air Force photo/Airman 1st Class Perry Aston)