Gavin Newsom September 23, 2024 7:12 am California bans plastic grocery bags, effective Jan. 2026 Starting January 2026 shoppers will now just be asked if they want a paper bag at checkout. Michelle Valles reports for the NBC4 News at 6 a.m. on Sept. 23, 2024. US & World Videos 6:49 NewsConference: Why turnout matters during elections 5:35 NewsConference: LA's Measure G, a Trojan horse? 1:51 CicLAvia returns near downtown Los Angeles 6:22 NewsConference: Prop 36, adjustment in criminal justice reform? 1:19 One killed, two injured in bar shooting in El Monte