Former President Donald Trump kicks off the sprint to the Iowa caucuses with commit-to-caucus events in Sioux Center and Mason City. He urges his supporters not to be complacent and warns of the consequences of sitting back. Trump criticizes the treatment of those jailed for participating in the January 6 Capitol riot. President Joe Biden delivers a speech warning of the threat Trump's efforts to retake the White House pose to democracy. Trump lashes out at Biden, accusing him of weakness, incompetence, corruption, and failure. Trump's team hopes for a knockout win in Iowa and to turn out new voters.