Polar vortex ushers in life-threatening cold for over 90 million as far south as Florida, Texas
The polar vortex has returned to the U.S., and frostbite-inducing temperatures are blasting millions of Americans.
BBC1mon
Rare snowstorm sweeps across US south, hitting Florida
At least nine people are thought to have died due to ... according to online tracker Flight Aware. Are you in the US deep south? Are you affected by the winter storm? Please share your experiences.