A Democrat-backed measure that would give California the nation’s toughest restrictions on ammunition and allow the seizure of magazines exceeding 10 rounds has qualified for the state ballot. The California Secretary of State’s office announced Thursday that the Safety for All initiative, championed by Democratic Lt. Gov. Gavin Newsom, had gathered the petition signatures necessary for a slot on the Nov. 8 ballot. “Enough massacres, death, tears, and hate – it’s time to take action and save lives,” Mr. Newsom said in the Sacramento Bee. “The Safety for All initiative gives California voters the opportunity to keep guns and ammo...