has nominated former federal reserve chair janet yellen to the post of treasury secretary and wally emmel, who be the 1st black deputy treasury secretary. let's go live now to kristen salumi, who's in wilmington, delaware, kristen, so 1st, arizona, now wisconsin confirming the results showing biden as the winner. a double whammy. really for president trump. yes, the certification process is typically just a formality, but since president has continued to cast doubts on the results in these states, in particular, the announcement that these 2 states, arizona and wisconsin have certified their winning to joe biden. it just takes on added significance. president trump won both of these states in 2016, now know that he lost to arizona just over 10000 votes. arizona was even a tighter race. i'm sorry. arizona was just over 10000 votes and wisconsin was 26000 votes, but again, significant since he won those states in 2016, he and his legal team continue to act as if the results are still under dispute. and we do expect more legal challenges to come in wisconsin. those are to bend to county wide