“A powerful arctic winter storm will make its way through the US and Canada this week, bringing with it crippling snow and freezing temperatures.
“The “once-in-a-generation” storm began in the Pacific Northwest on Tuesday, and has made its way east through the Rockies as of Wednesday morning.
“It is then expected to hit the Great Lakes later this week, and will become a “bomb cyclone” by early Friday.
“The storm has already disrupted travel for many ahead of the holidays.
“Big US airlines like United, American, Delta and Southwest have issued fee waivers to travellers who wish to reschedule their flights in anticipation of the big storm.
“More than 70 million people from Washington state to Maryland are under a winter weather alert.”
Read more at BBC