ExplorationDuo close in on rig orders off Colombia and SurinamePetronas and Petrobras are assessing bids to charter rigs for exploration work in South AmericaNew contest: the Transocean drillship Petrobras 10000 was used to spud the Brahma-1 well off ColombiaPhoto: PETROBRASFabio PalmigianiRio de Janeiro