contributing columnist, matt bai, sw betsy woodruff swan of politico and republican strategist brendan buck. >>> el come to sunday, it's "meet the press." >> announcer: this is plets with chuck todd. >>> a good sunday morning. the u.s. enters this labor day weekend suffering from two viruses, covid and polarization. it is not and exaggeration to say we are more divided than at any time. perhaps 1960s and frankly, maybe since the civil war as one of our guests today put it, we used to be divided over issues like abortion and guns, we're used to those divisions. we're still divided on those issues. now we can't even degree on covid or january 6th. covid has become an mri of america's soul. who would imagine that masks, wearing or refusing them, would become such a political statement. this morning we'll take a look at how and why we're so divided primarily through the lens of two issues. one is covid where the seven-day average of infections has risen to more than 161,000 driven by vaccine hesitancy and refusal. the other is abortion, the supreme court letting stand, at least for now, the res