unsolicited mail-in ballots. democrats will do anything to cheat an election, but we're not going to let them. there was a response to that tweechlt these people are breathtakingly stupid. this theory holds that, one, scientists and literally every country on the planet are part of a midterm election plot, and, two, democrats believe they'd benefit from a surge of covid cases while biden is in the white house. joining us now, nbc news white house correspondent mike memoli. mike, i'm not sure we need to spend any more time on that. >> i agree. >> but president biden is going to address the nation today about this new variant. certainly it's merged over the holiday weekend, rattled markets. people are deeply concerned about what this meanser, and we won't have all the answers right away. so what is your sense, people you've talked to. what should we expect to hear from the president today?