The California Air Resources Board, which regulates car and truck pollution in the state, will soon fully open its new laboratory and emissions testing center in the Southern California city of Riverside. It's expected to play a crucial role in the state's fight against pollution and climate change. Reporter: Saul Gonzalez, The California Report A U.S. citizen from Imperial County, who was held in immigration detention for over a year, most of it in solitary confinement, is suing the private prison company that detained him. Reporter: Tyche Hendricks, KQED Learn more about your ad choices. Visit megaphone.fm/adchoices