Following two days of extreme fire weatehr conditions, crews battling the Dixie Fire in Plumas and Butte counties are expected to get a bit of a respite Friday. The fire is now the third largest in state history, burning more than 432,000 acres.Last August, California saw rolling blackouts as the state's electricity grid was stressed during a major heat wave. With more hot weather expected this month, many are asking whether the state's power grid is prepared this time around.Guest: Elliot Mainzer, President and CEO of California Independent System OperaterCalifornia will require that all healthcare workers be fully vaccinated against COVID-19 by September 30th. Hospitals will also need to verify that all visitors are vaccinated.Reporter: Raquel Maria Dillon, KQEDWith COVID-19 hospitalization rates on the rise, Fresno Mayor Jerry Dyer announced this week that all unvaccinated city employees will soon be required to take weekly covid tests. Reporter: Madi Bolanos, Valley Public Radio Learn more about your ad choices. Visit megaphone.fm/adchoices