Riot police arrest a demonstrator during a march in Santiago, capital of Chile, on Sept. 8, 2013. Chile commemorated the 40th anniversary of the military coup against former president Salvador Allende in 1973, which ushered in the Augusto Pinochet dictatorship. (Xinhua/Jorge Villegas)
A demonstrator participates in a march in Santiago, capital of Chile, on Sept. 8, 2013. Chile commemorated the 40th anniversary of the military coup against former president Salvador Allende in 1973, which ushered in the Augusto Pinochet dictatorship. (Xinhua/Jorge Villegas)
Demonstrators participate in a march in Santiago, capital of Chile, on Sept. 8, 2013. Chile commemorated the 40th anniversary of the military coup against former president Salvador Allende in 1973, which ushered in the Augusto Pinochet dictatorship. (Xinhua/Jorge Villegas)
Demonstrators participate in a march in Santiago, capital of Chile, on Sept. 8, 2013. Chile commemorated the 40th anniversary of the military coup against former president Salvador Allende in 1973, which ushered in the Augusto Pinochet dictatorship. (Xinhua/Jorge Villegas)
Demonstrators hold banners during a march in Santiago, capital of Chile, on Sept. 8, 2013. Chile commemorated the 40th anniversary of the military coup against former president Salvador Allende in 1973, which ushered in the Augusto Pinochet dictatorship. (Xinhua/Jorge Villegas)
Demonstrators place a barricade during a march in Santiago, capital of Chile, on Sept. 8, 2013. Chile commemorated the 40th anniversary of the military coup against former president Salvador Allende in 1973, which ushered in the Augusto Pinochet dictatorship. (Xinhua/Jorge Villegas)
