A Delta Air Lines aircraft clipped the wing of an empty parked plane while pushing back from its gate at Hartsfield-Jackson Atlanta International Airport on Sunday morning. The incident involved two aircraft owned by Delta, with the affected flight originally scheduled to depart from Atlanta to Guatemala City. No injuries were reported by the airline. The collision caused delays for passengers, including a reported four-hour delay for the affected flight. The airline confirmed the event and emphasized that the other aircraft was unoccupied at the time of the incident.