Carnival suing BP over oil spill

Cruise company Carnival is suing BP and Transocean over the Gulf of Mexico oil spill a year ago. The cruise operator is seeking unspecified damages with interest, punitive damages and the cost of litigation. The lawsuit, filed in the US, cites negligence by all operators of the Deepwater Horizon Rig, including Cameron, BP, Transocean, and Haliburton.