pA fire broke out on a Delta Air Lines flight after a mechanical problem forced it to return to Atlanta International Airport shortly after takeoff on Thursday, March 29.ppRonnie Fernando, who was travelling in a nearby aircraft, took video showing smoke billowing from the Delta plane at Hartsfield-Jackson Atlanta International Airport.ppThe plane was travelling to Ecuador when a mechanical issue forced it to return to Atlanta, the landing gear caught fire after landing, CBS News reporteda. The flames were quickly extinguished before the passengers were taken to a replacement aircraft to continue their journey, the report said.