TSA plans to expand the use of facial recognition technology at airports, sparing privacy concerns. Newsnation travel editor Peter Greenberg told NewsNation Live the systems TSA uses only retain the information for seven seconds before deletion, which should ease some worries. #travel #TSA #facialrecognition Get a fast-paced look at the latest from the border to Main Street to the White House on "NewsNation Live with Marni Hughes." Weekdays starting at 10a/9C.#NewsNationLive NewsNation is your source for fact-based, unbiased news for all America. More from NewsNation: newsnationnow.com Get our app: trib.al/TBXgYpp Find us on cable: trib.al/YDOpGyG How to watch on TV or streaming: trib.al/Vu0Ikij