meet on the supply chain crisis. biden then hits to glasgow, scotland for the cop26 conference. let's bring in white house reporter kevin liptak. kevin, big picture, what are you expecting from biden today? >> reporter: well, he's got three big issues on his plate today. the first is trying to secure an agreement for this global minimum tax. it's something that he's been pushing for the last several months he's been helped by secretary janet yellen. they're basically trying to get countries to end the sort of race to the bottom on corporate tax rates to embrace this 15% minimum corporate tax rate. they have had some success in that. and they do expect today, the president expects todayer that the g20 will sort of formally endorse this in their talks. the second big agenda item for the president today is energy prices, of course, gas prices, in the united states are rising. they're higher than they have been historically in a long time. and the president wants to talk to producers who are here at the g20 to increase supply.