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People hold pictures of four American churchwomen during a Dec. 2, 2015, memorial service to commemorate the 35th anniversary of their murder in the town of Santiago Nonualco, El Salvador. Members of Catholic and human rights organizations participated in a memorial at the place where four U.S. churchwomen, lay missioner Jean Donovan, Ursuline Sister Dorothy Kazel, Maryknoll Srs. Maura Clarke and Ita Ford, were killed by members of the Salvadoran National Guard during the civil war. (CNS/Reuters/Jose Cabezas)