By Mariana Durao and Gabriel Diniz Tavares Camila Borges, a representative for Exxon Mobil Corp., presents a bid during a public session of the Agencia Nacional do Petroleo (ANP) oil concession offer in Rio de Janeiro on June 17. Photographer: Dado Galdieri/Bloomberg Petrobras, Exxon Mobil Corp. and Chevron Corp. won exploration rights in Brazil’s Equatorial … Read more