Bolivian riot police arrests a demonstrator while other lies injuried during violent clashes in Cochabamba some 400 km(248 miles) southeast of La Paz, January 11, 2007. Wielding sticks and stones, thousands of supporters of President Evo Morales called for Gov. Manfred Reyes Villa to step down as they gathered in the main square of the city of Cochabamba on Thursday, a local radio station reported. [Reuters]

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