A district court held that the doctrines of res judicata and collateral estoppel bar individuals' trespass, nuisance, and negligence claims against numerous oil, coal, electric, and chemical companies for damages stemming from Hurricane Katrina. The individuals asserted that the companies' activitie...

The Federal Circuit vacated a trial judge's decision requiring the United States to indemnify certain oil companies for environmental cleanup costs under CERCLA. Because the trial judge's wife owned shares in the parent company of two of the defendant oil companies, he decided to sever the two o...