By SPENCER SWARTZ in London and WILL CONNORS in Lagos Nigeria has decisively reclaimed the mantle of Africa's top oil producer, with rising output and crude prices spurring growth in the continent's most populous country. But the same industry driving the economy—oil—faces a host of challenges. View Full Image Reuters Smoke rises from an illegal crude-oil refinery in Nigeria's Niger Delta last month. Theft and sabotage are among risks to the country's oil industry. In the next month,...
Full Story: Wall Street Journal
