TikTok October 8, 2024 4:56 pm California joins 13 other states in suing TikTok California and 13 other states accuse the social media platform TikTok of damaging young users’ mental health. Conan Nolan reports for the NBC4 News at 3 p.m. on Tuesday, Oct. 8, 2024. US & World Videos 2:28 First Alert Forecast: Chilly temperatures 2:28 UCLA former police chief leaves university police department 0:23 LA extends ‘al fresco' program application deadline 1:09 Firehawk pilot on fighting the Franklin Fire in Malibu 2:57 Power restored in Malibu following Franklin Fire