BP and Chevron Are Riskier Bets for Oil Investors

BP and Chevron Are Riskier Bets for Oil Investors

Kari Goodnough/Bloomberg

A boom is deployed to contain oil in Perdido Bay in Orange Beach, Alabama, on June 19, 2010. The BP Plc oil spill, which began when the leased Transocean Deepwater Horizon oil rig exploded on April 20, gushed as much as 60,000 barrels of oil a day into the Gulf of Mexico, the government said.