ExclusivePetrobras delays bid deadline for large pre-salt FPSO pairBrazilian oil giant gives contractors more time to work on proposals for the Atapu-2 and Sepia-2 projectsMore time: the Carioca FPSO is already producing in the Sepia pre-salt field offshore Brazil.Photo: PETROBRASFabio PalmigianiXu YiheAmanda BattersbyRio de Janeiro/Singapore