Email blunder exposes $90bn Russian oil smuggling ring
Apparent network of companies using same server includes little-known group that has become country’s largest oil exporter
Apparent network of companies using same server includes little-known group that has become country’s largest oil exporter

Swiss trader’s audacious swoop on Russian group’s overseas assets revives industry speculation over Kremlin ties

Washington’s move to prevent oil trader Gunvor from buying Russian group’s assets revives prospect of Rosneft power grab

Washington also takes steps to reduce disruption stemming from sanctions it has imposed on Russian oil producer

Interception follows failure of bid to capture vessel as it headed to Venezuela last month

Trump administration signals support for proposal to divvy up sanctioned Russian company’s international businesses

Decision risks upending the industry by disrupting exports and forcing both companies to adapt