U.S. and Peruvian airmen with the New Horizons 2012 task force stand in formation as the national anthem plays during the exercise opening ceremony at the Tambo de Mora, Peru, construction site, June 5, 2012. New Horizons is a U.S. Southern Command-sponsored annual series of joint humanitarian assistance exercises deploying U.S. military engineers, veterinarians, medics and other professions to Peru for training, construction projects and to provide humanitarian and medical services.