And six decades on from martin luther king s i have a dream speech, we speak to his daughter about the civil rights leader s lessons for today. hello. i m caitriona perry. you re very welcome. we begin with the unwelcome reality that covid case in the united states are once again on the rise. data from the centers for disease control and prevention show hospitalisations increased nearly 19% over the past week and deaths rose about 21%. this late summer spread comes as a new variant known as eris or egs has become the dominant strain of coronavirus in the us, though it s unknown whether the new variant is the direct cause of the surge. the bbc s katty kay discussed all this with dr anthony fauci who served as the us s chief medical advisor, and spokesperson, during the