BP reported Sunday that its containment cap is now collecting 420,000 gallons a day, saying that was a 'majority' of the oil. But the flow rate in the Gulf oil spill is still uncertain, and BP has failed to live up to its optimistic predictions in the past. Early reports suggest that BP is on the verge of its first significant success in the Gulf oil spill. BP Chief Executive Tony Hayward told the BBC Sunday that the cut-and-cap maneuver is now collecting 420,000 gallons of oil a day – 40 percent more than it was collecting Saturday. The improvement...