A gripping thriller of international espionage, The Geneva Option by Adam LeBor pits a sexy, young UN staffer against a brutal conspiracy to control Africa's natural resources. Yael Azoulay does the United Nations' dirty work. Sent by the UN's Secretary General to eastern Congo to negotiate with Jean-Pierre Hakizimani, a Hutu warlord wanted for genocide, she offers a deal: surrender to the UN tribunal, in exchange for a short sentence and a return...