CHILE-PROTESTA

Manifestantes se protegen del agua lanzado por un carro lanzagua de la policía antimotines durante una protesta callejera de estudiantes secundarios y universitarios en Santiago, Chile, el martes 28 de agosto de 2012. (AP Photo/Luis Hidalgo)Protesters shield themselves from a police water canon after a student protest ended in clashes with authorities in Santiago, Chile, Tuesday, Aug. 28, 2012. Protesters in favor of education reform say the education system fails families with poor quality public schools, expensive private universities, unprepared teachers and banks that make education loans at high interest rates most Chileans can ill afford. (AP Photo/Luis Hidalgo)