California is expanding transitional kindergarten with a vision of making it available to every four-year-old in the state by fall of 2025. The state has a long way to go to reach its goal of serving 300,000 students. And while many families are eager to sign up, they face complicated logistics.  Reporter: Blanca Torres, KQED Governor Gavin Newsom has removed an outspoken occupational safety expert from the regulatory body that adopts California’s workplace health and safety rules. Reporter: Farida Jhabvala Romero, KQED Learn more about your ad choices. Visit megaphone.fm/adchoices