WeeklyBHP forging ahead at TrionCompany ‘very pleased’ with progress after it became Pemex’s first farm-in partnerFlashback: from left, Mexican Energy Minister Pedro Joaquin Codwell, BHP representative Timothy Callahan, Pemex president Jose Antonio Gonzalez and CNH president Juan Carlos Zepeda after BHP won the Trion auctionKathrine SchmidtHouston