BP increased the estimated cost of its Gulf of Mexico oil spill to $450 million Thursday, after it released a video showing oil and gas pouring from its well a mile beneath the ocean’s surface, MarketWatch reported. BP released the video to the public late Wednesday, more than three weeks after the Deepwater Horizon drilling…

BP increased the estimated cost of its Gulf of Mexico oil spill to $450 million Thursday, after it released a video showing oil and gas pouring from its well a mile beneath the ocean’s surface, MarketWatch reported. BP released the video to the public late Wednesday, more than three weeks after the Deepwater Horizon drilling…