TOPSHOTS Activists of the Alliance for Health Food organization wearing masks with the faces of Mexican President Enrique Pena Nieto (R) and Secretary of the Mexican Treasury Luis Videgaray (L) and dressed in school uniforms perform with a water dispenser during a protest in front of the National Palace in Mexico City on August 26, 2014. The activists ask the goverment that dispensers of water purification systems are installed in all schools in the country to prevent the consumption of soft beverages. AFP PHOTO/ Yuri CORTEZ