James Peterson

Official statistics on busts of drug shipments originating in Colombia — the world’s largest cocaine producer by far — are scattershot and hard to find. A leak of prosecutor’s office documents helped reporters fill in some gaps.

The Venezuelan strongman’s former nurse, Claudia Díaz, became head of the country’s treasury. She’s now serving a term in a U.S. prison for laundering millions — but European investigators are looking into the rest of her fortune. She didn’t stash it alone.

Reporters looked into who imported millions of euros of Ukrainian “black grain” into the European Union. They found liquidated companies, proxies — and multinational agribusiness giants.

Multiple scams involving fake biofuels have erupted in northern Europe in recent years. A new investigation shows several cases were linked by a Bosnian company that sold thousands of tons of fraudulent fuel across the European Union.

Over a decade ago, Dejan Stanimirović was the business partner of Nikola Petrović, widely known in Serbia as the “best man” of the president, Aleksandar Vučić. Then he turned up dead in the home of an alleged Colombian drug boss. European police officials told journalists he was known to them as a cocaine trafficker.