democrats against it, liz cheney and adam kinzinger. just the day before, president biden returned to one of the major themes of his campaign and his career, bringing americans together at the national prayer breakfast, calling republican senate leader mish mcconnell a friend and calling for americans to put aside their differences. >> how do we unite us again? unity is illusive, but it's really actually necessary. unity doesn't mean we have to agree on everything, but unity is where enough of us, enough of us believe in a core of basic things. there's so much at stake. the division has become so palpable. >> not everyone agrees it's possible or even desirable to try to heal those divisions. yet in a 50/50 senate in a bitterly divided country, bipartisanship is necessary for the nation to move forward, in the past several weeks we've featured bipartisan conversations on the show. this morning we'll take on the very idea of unity in an exclusive interview with two of the most powerful senators in washington, republican senator lisa murkowski from alaska, here for her first sunday show in five years, has bucked her party on issues such as health care