. >> reporter: but over the last sven days, the case average there climbing 47%. >> minnesota i think is really a harbinger of things to come. we're loosening up all the restrictions we've had, and in some ways creating a perfect storm moment for virus transmission, whether it's a variant or not. >> reporter: the cdc now adding two new strains first detected in california to its list of variants of concern, saying they may be about 20% more contagious. with states now expanding access to the vaccine, demand soaring. >> the competition will be fierce. who can type the quickest? who knows the little shortcuts? >> reporter: but with vaccinations quickly picking up, disney's ceo revealing today that disneyland in california will reopen at the end of next month. the park owned by abc's parent company. still, the looming challenge of convincing enough americans to get the vaccine. a recent poll finding nearly half of republican men would choose not to get vaccinated. george stephanopoulos asking president biden about the political divide. >> how do you get the politics out of this vaccine t