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 3:23 First Alert Forecast: Cooler weekend 0:43 CHP officers make unusual traffic stop in Madera County 0:27 Long Beach launching noise pollution program 0:27 2 teen hikers rescued from embankment in Pasadena 1:03 Metro bus crash in Van Nuys involving two other cars