Updated at 4:22 p.m. ET
President-elect Joe Biden addressed the country from Wilmington, Del., Wednesday afternoon.
He delivered a somber address, calling on President Trump to "go on national television now to fulfil his oath and defend the Constitution and demand an end to this siege" of supporters at the U.S. Capitol.
Biden had been expected to deliver remarks on the economy, but shortly after he arrived at the theater where he has held transition events, protestors forcefully stormed the U.S. Capitol to prevent Congress from certifying Biden's election as president. Biden, who will take the oath of office on January 20, spoke about the unfolding crisis in Washington, D.C.
This story will be updated.