COMASAGUA, El Salvador - Army Sgt. Pedro Lopez briefs Salvadoran children May 8 on proper hygiene practices during the public health information portion of the medical readiness exercise which took place over two days at a school near Comasagua, El Salvador, during Fuerzas Aliadas Humanitarias 2008, the U.S. Southern Command and Salvadoran Ministry of Defense-sponsored exercise held throughout the Central American region May 5-15. Sergeant Lopez provided his 10-minute brief to more than 1600 people over the two day exercise. (U.S. Air Force photo by Tech. Sgt. William Farrow)