guard into the middle of i-95, bumper and bumper with thousands of trucks and cars. it was an epic, epic meltdown. back to you. >> nightmare. nbc's tom costello, thank you very, very much. coming up, u.s. capitol police officer harry dunn says the attempts to whitewash the events of january 6th by some of the very same people he protected from the violence that day is a betrayal of law enforcement officers. officer dunn joins us with his call for accountability next on "morning joe."