Andrie Margarse, 8, son of Philippine Army Sgt. Nestor Margarse, who is also a defender on the Philippine national football team, the Azkals, uses his head to pass during a youth football clinic, April 20, at Camp Aguinaldo, Philippines. The clinic was hosted by volunteers from the Azkals and U.S. service members participating in Exercise Balikatan 2012. Balikatan is an annual Republic of the Philippines-U.S. military exercise focusing on field training, humanitarian assistance and a command post exercise. The word "balikatan" in Filipino means "shoulder-to-shoulder."