Delta Airlines flight DL-2274 had to return for an emergency landing in Atlanta, Georgia, on December 18th.
The plane took off for Wilkes-Barre, Pennsylvania, but had to turn back after the right engine emitted a loud bang.
The crew had shut down the faulty engine before the plane landed back safely. All passengers and crew members remained safe.

Qantas flight QF-583 had to return and make an emergency landing in Sydney, Australia, on April 4th.
Allegiant Air flight G4-679 had to return and make an emergency landing at Springfield-Branson National Airport, Missouri, on July 3rd.