Millions of Americans head home from Thanksgiving as U.S. braces for snow [pupSm1tJsNS]

Millions of Americans are heading home from the Thanksgiving holiday with 6 million people under winter alerts and parts of Pennsylvania and New York are slammed with lake effect snow. NBC News' Tom Costello and Angie Lassman have the latest. » Subscribe to NBC News: » Watch more NBC video: NBC News Digital is a collection of innovative and powerful news brands that deliver compelling, diverse and engaging news stories. NBC News Digital features NBCNews.com, MSNBC.com, TODAY.com, Nightly News, Meet the Press, Dateline, and the existing apps and digital extensions of these respective properties. We deliver the best in breaking news, live video coverage, original journalism and segments from your favorite NBC News Shows. Connect with NBC News Online! NBC News App: Breaking News Alerts: Visit NBCNews.Com: Find NBC News on Facebook: Follow NBC News on Twitter: Follow NBC News on Instagram: #travel #holiday #weather

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