australian scientists launch a campaign to find it. forecasters in the us say a major winter storm sweeping the us this week may bring the coldest christmas in four decades to parts of the country. there has already been major snowfall in many areas. more than 90 million people in 37 states are set to experience sub zero temperatures, including places as far south as texas. tom brada reports. a fierce winter storm is sweeping across the united states. more than 100 million people are under winter weather alerts, with warnings of ice, snow and freezing winds. at a white house briefing, president biden called for caution. this is really a very serious weather alert here, and it goes from oklahoma all the way to wyoming and maine. it s not like a snow day when you re a kid, this is serious stuff. meteorologists say the winter storm could become a bomb cyclone an unofficial term for a certain type of powerful storm, which rapidly builds in strength. heavy snowfall and strong wi
australian scientists launch a campaign to find it. and we take a journey through david hockney s imagination, as he describes his new immersive exhibition. hello and welcome. within the past couple of hours, the us house select committee investigating the january 6 attack on the capitol has released its full report. the report runs to almost 850 pages and is the culmination of the committee s investigation over more than a year and half, including more than 1,000 interviews. it was looking into donald trump s actions on the day the house was stormed. vinoo varghese is a wall street criminal defence attorney, former prosecutor and visiting faculty at harvard law school. he s been giving me his reaction to the full report publication. what you have here is unfortunately a situation where not much is going to come of this. this is sort of the democrats on their way out, there last hurrah. not disputing the validity of the things that they found, unfortunately, there is no real
welcome to our viewers on pbs in america and around the globe. more than 200 million people in america are under extreme weather alerts, and more than 1.5 million people have no power, as temperatures in some areas are predicted to drop to as low as minus 45 celsius. an arctic storm is approaching, predicted to hit canada and extend down to the deep south and the border with mexico, including texas. this thermal satellite imagery shows the huge spread of the coldest areas with the midwest enduring the lowest temperatures. and this satellite image, from the national oceanic and atmospheric administration, gives an idea of the spread of the cold weather system, with the lowest temperatures underneath the clouds at the top of the picture, across the northern us states and canada. we begin our coverage with this report from our north america correspondent, john sudworth. it couldn t have come at a worse time. america s peak travel season hit by a once in a generation storm. two