After a Delta flight made an emergency landing in Atlanta​ in February, a maintenance crew found there was barely any or possibly no oil in the aircraft's right engine, an NTSB report said.

Smoke that filled the cabin of a Delta flight as it took off from the Atlanta airport in February was so thick the lead flight attendant had trouble seeing past the first row of passengers and the pilots donned oxygen masks as a precaution.

A Delta flight taking off the Atlanta Hartsfield/Jackson International Airport in Georgia reported smoke filling the cabin and cockpit in February, according to a preliminary report from The National Transportation Safety Board.