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Over 20 dead in U.S. polar vortex, frostbite amputations feared
By Jonathan Allen
Extreme Cold Weather Spreads East (Published 2019)
By Monica Davey, Julie Bosman & Mitch Smith
75% of the US population will suffer below-freezing temps this week
By Emanuella Grinberg & Holly Yan
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A Merciless Cold Lingers in the Midwest (Published 2019)
By Monica Davey & Julie Bosman
'Stay inside': Death toll up to 8 people as Arctic cold blasts Midwest, East
By Doyle Rice, Aamer Madhani & John Bacon
Polar vortex: What role does climate change play?
By Justin Rowlatt
A Closer Look at the Polar Vortex’s Dangerously Cold Winds (Published 2019)
By Jeremy White, Yuliya Parshina-kottas & Karthik Patanjali
Record-shattering Arctic blast keeps the Midwest in a deep freeze
By Angela Fritz, Katie Mettler & Cleve Wootson
Polar vortex claims eight lives as US cold snap continues
By Chris Buckler
Polar Vortex Hits The Midwest With Life-Threatening Cold Temperatures
By Shannon Van Sant