Summary: TikTok is under intense political scrutiny. The U.S. Department of Justice has expressed concerns that the video-streaming app's Chinese parent company, ByteDance, may be sharing user data with the Chinese government. Now tech giant Microsoft says it's interested in purchasing TikTok -- an idea President Trump says he supports. Nick Schifrin talks to cybersecurity expert Samm Sacks of New America. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders
