JUST IN: Reps. Raskin, Lieu, Cicilline are planning to introduce articles of impeachment Monday; plan currently doesn’t have formal sanction from Speaker Pelosi.

Lieu and Cicilline started drafting articles while in lockdown in Cicilline’s office, per two congressional officials

JUST IN: 4-page draft article of impeachment against President Trump that Reps. Raskin, Lieu, Cicilline are planning to introduce Monday: "Incitement of insurrection"

UPDATE: Speaker Pelosi: If President Trump doesn't immediately resign, "I have instructed the Rules Committee to be prepared to move forward with" Rep. Raskin’s "25th Amendment legislation and a motion for impeachment."