Students chant slogans in front of the Attorney General Office in Mexico City on Wednesday during a protest over the 43 students missing in Iguala, Guerrero State. Omar Torres/AFP/Getty Images hide caption

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Demonstrators call for more protection for women in Colombia last spring. Only 20 percent of respondents in the country said they feel women are respected there. One protester holds a sign reading "Woman, neither submissive, nor devout. I want you free, pretty and crazy." Raul Arboleda/AFP/Getty Images hide caption

itoggle caption Raul Arboleda/AFP/Getty Images

Groups of rural and community police arrive in the city of Iguala on Tuesday to help in the search for 43 students who disappeared after a confrontation with local police on Sept. 26. Miguel Tovar/STF/LatinContent/Getty Images hide caption

itoggle caption Miguel Tovar/STF/LatinContent/Getty Images

Janet Timal, 47 (right), stands with her niece Thairine, 21. Janet has had a tummy tuck and breast augmentation and helped her niece pay for liposuction. "The ideal is to be able to put something on, to sit down and not have your belly jumping out. Here in Brazil it gets hot, and the less clothes, the better," says Janet. Jimmy Chalk for NPR hide caption

itoggle caption Jimmy Chalk for NPR

Challenger Marina Silva (left) and incumbent Dilma Rousseff face off during a presidential debate in Aparecida, Brazil, in September. Sebastiao Moreira/EPA/Landov hide caption

itoggle caption Sebastiao Moreira/EPA/Landov

Bolivia is one of the poorest countries in the Western hemisphere, but its senior citizens all benefit from a guaranteed pension. Antonio Olmos/Courtesy of Age International hide caption

itoggle caption Antonio Olmos/Courtesy of Age International

Cuban Premier Fidel Castro addressed the United Nations General Assembly in September 1960 in New York. A new book details secret negotiations between the U.S. and Cuba dating back to President Kennedy's administration. AP hide caption

itoggle caption AP

Mexican consulates, like this one in Houston, are helping some unauthorized immigrants from Mexico pay application fees for the Deferred Action for Childhood Arrivals program. WhisperToMe/Wikimedia Commons hide caption

itoggle caption WhisperToMe/Wikimedia Commons

Antonio Cavalcante had a candidate for governor successfully barred after proving he had embezzled millions of dollars while he was a state legislator. Lourdes Garcia-Navarro/NPR hide caption

itoggle caption Lourdes Garcia-Navarro/NPR