Participants in a futbol clinic stretch to warm up during the warm-up exercises at a youth soccer clinic with the Philippine National Football Team April 20, 2012, at Camp Aguinaldo, Philippines. Members of the Philippine national soccer team, the Azkals, and U.S. service members participating in Exercise Balikatan 2012 volunteered their time to assist in the clinic. Exercise Balikatan is an annual training event aimed at improving combined planning, combat readiness, humanitarian assistance and interoperability between the Armed Forces of the Philippines and United States. The word "balikatan" in Filipino means "shoulder-to-shoulder."