President Barack Obama and Argentine President Mauricio Macri walk during their visit to Parque de la Memoria (Remembrance Park) in Buenos Aires, Argentina, Thursday, March 24, 2016. Obama visited the memorial to victims of the country's murderous US-backed dictatorship who were killed or went missing from 1976-1983.
President Barack Obama and Argentine President Mauricio Macri walk during their visit to Parque de la Memoria (Remembrance Park) in Buenos Aires, Argentina, Thursday, March 24, 2016. Obama visited the memorial to victims of the country's murderous US-backed dictatorship who were killed or went missing from 1976-1983. Pablo Martinez Monsivais AP
President Barack Obama and Argentine President Mauricio Macri walk during their visit to Parque de la Memoria (Remembrance Park) in Buenos Aires, Argentina, Thursday, March 24, 2016. Obama visited the memorial to victims of the country's murderous US-backed dictatorship who were killed or went missing from 1976-1983. Pablo Martinez Monsivais AP