A Mapuche supporter is detained by riot police during a protest against the government in Valparaiso city, about 121 km (75 miles) northwest of Santiago, October 24, 2012. The rally was held in support of indigenous Mapuche inmates who have been on a hunger strike for 59 days to protest against charges of attempted murder of a police officer and illegal possession of weapons, according to local media. REUTERS/Eliseo Fernandez (CHILE - Tags: CIVIL UNREST)