Argentine police search a number of properties belonging to the family of the former president, Cristina Fernandez de Kirchner.
Human disturbances are putting the Amazon rainforest at greater risk of fire, say researchers.
The body of a tourist is recovered from a ravine in the Peruvian Andes after he fell while taking pictures of himself near the Machu Pichu site.
Haiti's healthcare in a vacuum
Why fans are pleading with Messi to reconsider
A closer look at the Farc rebel group as it declares a ceasefire
Timeline of five decades of Farc insurgency
Farc rebels ponder their future as peace deal nears
Babies with microcephaly face difficult first year
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