The FARC displaced roughly 50,000 people since peace talks began in 2012, according to a UN report. But the rebel group's role in driving overall violence in Colombia since 2012 isn't clear cut.
Former President Mujica, an ex-guerrilla who was once tortured in jail, agreed to take the prisoners earlier this year. He said he was doing it 'for humanity.'
Venezuela's President Nicolás Maduro's ratings hit an all time low in recent polls, and more than 85 percent of Venezuelans say the country is on the wrong track.
Brazilians now make up 2 percent of the foreign student population in the US, on par with students from Mexico and Japan.
Some 32 percent of the Mexican population is between the ages of 15 and 29. But 22 percent of that age group is neither employed nor in education or training. It could mean bad news – and a missed opportunity – for the economy.