SANTA ANA, Calif.—Orange County District Attorney Todd Spitzer on July 8 called for reforms in the firefighting program for state prison inmates in response to one inmate’s joyriding spree in a Cal Fire truck on the Fourth of July. Cameron Zoltan Horvath, 31, is accused of going off-roading in a stolen fire truck after leaving his assignment battling a brush fire in El Dorado County on July 4, according to the district attorney’s office. Horvath attempted to carjack another vehicle when the fire truck got stuck in a ditch, authorities said. Horvath was doing a 10-year sentence that started in 2015 after he was convicted of carjacking a woman in Orange County. He also had a prior conviction for attempted carjacking in 2014. He led law enforcement on a chase in the stolen vehicle before taking a deputy’s patrol vehicle during the pursuit, prosecutors said. He also got into a …