https://www.reuters.com/article/us-usa-tiktok-lawsuit/tiktok-accused-in-california-lawsuit-of-sending-user-data-to-china-idUSKBN1Y708Q >A California college student has accused popular video-sharing app TikTok in a class-action lawsuit of transferring private user data to servers in China, despite the company's assurances that it does not store personal data there.