zane dangor, we want to start with you in johannesburg. the speed debate brewing in the united states. the front page of "the new york times" u.s. booster policy in flux as dissent mounts. apparent the, taught people at the fda are quitting. some countries are barely having access to a vaccine. south africa and india have been on the forefront of demanding that the large vaccine companies like moderna and pfizer share the recipes and technology to allow other drug companies to be able to make these vaccines available to everyone. explain what you're proposing and your view of this debate over a third shot for u.s. residents. >> on the first one, south africa and india made proposal at the wto for certain provisions of the related aspects of international just property rights to be waived for duration of the pandemic. a temporary call for a waiver on exclusive use to allow for what is called -- capacity and other parts of the world to be given the technology and know-how, the recipe as you called it, to manufacture more life-saving medicati