Mealey's (November 14, 2016, 7:36 AM EST) -- SAN FRANCISCO — Chevron Corp., which was sued by Nigerian residents who contend that they have been injured as a result of an oil rig explosion, on Nov. 4 filed a brief in California federal court arguing that the court should exclude from evidence a research report regarding the impact of the explosion on grounds that it is inadmissible under federal evidentiary rules (Natto Iyela Gbarabe v. Chevron Corporation, No. 14-173, N.D. Calif.)....