TODAY News January 21: Air Force One Turns Around Over Electrical Issue | Blinding Snow and Dangerous Cold Temps | Taylor Swift and Blake Lively Texts Revealed

President Donald Trump’s trip to Switzerland is delayed due to electrical issues aboard Air Force One as he prepares to attend the World Economic Forum in Davos. Also, dangerously cold temperatures sweep across the eastern half of the nation, with heavy snow in parts of the country throughout the week. Plus, texts between Taylor Swift and Blake Lively are revealed amid the ongoing legal battle between Lively and former co-star Justin Baldoni. And, a closer look at the viral trend of airing out your home in cold weather — and the potential health benefits.

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