Total Petrochemicals Port Arhtur refinery is shown Wednesday, Dec. 2, 2009 in Port Arthur, Texas. Over the past several years, Total Petrochemical's sprawling oil refinery in southeast Texas has sprayed tons of sulfuric acid and carbon monoxide into the sky. (AP Photo/David J. Phillip)

Former EPA Officials Sue EPA Over Failure To Enforce Air Pollution Rules

Environmental groups are taking the EPA to court, alleging the federal agency isn’t properly policing Texas air pollution permits they argue are too lax and complicated.