The deep freeze: Chicago sets tracks on fire

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The deep freeze: Chicago sets tracks on fire

Jan 31, 2019 09:23 IST

Flames could be seen sprouting from Chicago's metro rail tracks as the Mid-West deep freeze remained unabated with wind chill factors of -50 degree. The polar vortex has forced the heating of the tracks to keep the trains moving as extreme cold weather can cause the steel to contract leading to breaks in the tracks.

International