The United States and other countries are cutting humanitarian relief. Our reporter went to Somalia to see the impact.

The extradition of Alex Saab, who is tied to a huge graft scheme, is part of a purge of powerful figures who helped the deposed president, Nicolás Maduro, stay in power.

Colombia is home to the most species of birds known to ornithologists. Merlin, an app, is helping to build an “avian tourism” industry there.

A conversation with Justin Scheck, who found that illegal Colombian gold transformed into legal North American gold through bureaucratic sleights of hand, and ended up in Canada.