No fatalities
22 Jul 2021: AIRBUS A321-211 — DELTA AIR LINES INC — Romulus, MI
On 22 Jul 2021, an AIRBUS A321-211 operated by DELTA AIR LINES INC was involved in an aviation accident near Romulus, MI. No fatalities were reported. Investigators recorded the probable cause as: While conducting the safety briefing, the forward flight attendant was thrown backwards into the flight deck door due to the sudden stopping of the airplane by the flight crew to prevent a collision with a bus. This summary draws on records from NTSB; 17 related events involving the same aircraft type or operator are linked below.

Probable cause
While conducting the safety briefing, the forward flight attendant was thrown backwards into the flight deck door due to the sudden stopping of the airplane by the flight crew to prevent a collision with a bus. Contributing to this accident was the bus drivers difficultly in observing the airplane moving towards the roadway.
— NTSB Determination
Contributing factors
Use of equip/info — OtherPilotCabin crew