WASHINGTON (Feb. 22, 2021) NTSB Chairman Robert Sumwalt conducted a virtual media briefing Monday, Feb. 22, 2021, to provide an update on the agency’s investigation of Saturday’s engine failure incident on United Airlines flight 328. United Airlines flight 328 experienced a right engine failure after takeoff from Denver International Airport Feb. 20, 2021. The airplane returned safely to Denver; none of the 229 passengers or 10 crewmembers were injured.