So far, more than 50 people have died across the U.S., as a massive winter storm knocked out power to many, as well as disrupting flights. The National Guard and first responders are now going door-to-door in the hardest hit communities to check on residents. Reporter Katie Byrne has more. LATEST SEVERE WEATHER STORIES: https://www.fox10phoenix.com/tag/weather/severe-weather #fox10phoenix #winterstorm #winter #weather Subscribe to FOX 10 Phoenix! https://bit.ly/39zQtv5 Watch FOX 10 Phoenix live: https://www.fox10phoenix.com/live FOX 10 Phoenix delivers breaking news, live events, politics, entertainment, business news and local stories from Phoenix, Arizona and across the nation. Watch more FOX 10 Phoenix on YouTube: Arizona Headlines: https://youtube.com/playlist?list=PLjk-Nxa5HqPtshEuaekDdk3dtuBkjdJbJ National headlines: https://www.youtube.com/playlist?list=PLjk-Nxa5HqPtq-kkrH0cQ3ZIYpLj5MGVT Shorts: https://www.youtube.com/playlist?list=PLjk-Nxa5HqPty3IWL2u_KIRdltoeM-LbA Download FOX 10 Phoenix News and Weather App: https://www.fox10phoenix.com/apps Follow FOX 10 Phoenix on Facebook: https://www.facebook.com/FOX10Phoenix Follow FOX 10 Phoenix on Twitter: https://www.twitter.com/FOX10Phoenix Follow FOX 10 Phoenix on Instagram: https://www.instagram.com/fox10phoenix Subscribe to FOX 10 Phoenix's newsletters: https://www.fox10phoenix.com/email