Montana’s Governor signed the county’s first statewide ban of TikTok on Tuesday. And calls are growing to ban the app nationwide. But a bigger worry for parents may be the dark content the app serves up to teens. TikTok says it has a content-moderation team of more than 40,000 people and removes posts that violate its community guidelines. However, a recent study shows teen users are still being shown a stream of content on self-harm, eating disorders, and suicide. WSJ family and tech columnist Julie Jargon joins host Zoe Thomas to discuss.  Learn more about your ad choices. Visit megaphone.fm/adchoices