Demonstrators wearing masks and signs that read, "Where are they?" hold hands and walk during a protest marking the 1973 military coup in Santiago September 8, 2013. The 40th anniversary of the coup ... more 
Demonstrators wearing masks and signs that read, "Where are they?" hold hands and walk during a protest marking the 1973 military coup in Santiago September 8, 2013. The 40th anniversary of the coup d'etat that ushered in a 17-year dictatorship under General Augusto Pinochet will be marked on September 11 in Chile. REUTERS/Ivan Alvarado (CHILE - Tags: POLITICS CIVIL UNREST ANNIVERSARY) less 
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Reuters | Photo By IVAN ALVARADO / REUTERS
Sun, Sep 8, 2013 3:56 PM EDT