FILE - In this Sept. 11, 1973 file photo, a boy pushes a bicycle across a deserted street as an army tank moves towards La Moneda presidential palace during a coup against President Salvador Allende's government, after which Gen. Augusto Pinochet seized power, in Santiago, Chile. On Wednesday, Sept. 11, 2013, Chile marks the 40th anniversary of the coup. (AP Photo/File)