File - Gov. Gavin Newsom discusses a 2016 voter-approved ballot initiative that will require Californians to undergo criminal background checks every time they buy ammunition starting July 1 during a news conference in Sacramento, Calif., Tuesday June 25, 2019. (AP Photo/Rich Pedroncelli) California Gov. Gavin Newsom says it is inexplicable that a weapon “of godd—ned mass destruction” was used over the weekend during the Gilroy Garlic Festival mass shooting. The Democrat told a Santa Clara audience that a semi-automatic rifle that Santino William Legan, 19, used to kill three and wound 12 others exists in the U.S., in large part,...