>> reporter: as we reflect on a year dominated by vaccines, and hope 2022 offers a shot as something even better. ♪♪ make sure to join nbc's savanna sellers and me for good-bye 2021, a year to remember, and forget. that special is airing tonight at 8:00 eastern right here on msnbc. as we celebrate the arrival of 2022, for what it's worth, the number 22 in new mexico rolling is the mightiest of numbers, i'm told, representing big dreams and big accomplishments. let's hope. up next, whether the inflation that's been making it harder to stretch a dollar will ease up any time in 2022. but first, a look at what else is ahead on msnbc. covid concerns again. as the country faces a record number of cases, we are answering your questions about