A federal judge refused to dismiss a $5 billion class action against Chevron over a six-week-long oil rig blaze in Nigeria. U.S. District Judge Samuel Conti ruled on Nov. 25 that he was "ill-suited" to address specifics of the injuries. It was the plaintiffs' third go-round with Conti, who'd slammed them in no uncertain terms twice this year. Lead plaintiff Foster Ogala sued Chevron in January, seeking to represent an estimated 65,000 residents of the Niger Delta region of southern Nigeria. The KS Endeavor, an offshore natural gas rig drilling in the North Apoi Field exploded on Jan. 16, 2012, causing a fire that burned for 46 days. Ogala claims that he and others suffered "losses to their livelihood, environmental damage, and health problems as a result of the explosion and fire."…  On Nov. 25, Conti granted in part Chevron's motion to dismiss or strike a second amended complaint…