The deadly polar vortex wreaking havoc across the US has left at least 12 people dead, including Iowa University student Gerald Belz, 18, who was dead on campus.
US weather: Polar vortex leaves at least 12 dead across the Midwest
The deadly polar vortex wreaking havoc across the US has left at least 12 people dead, including Iowa University student Gerald Belz, 18, who was dead on campus.