Alaska Airlines flight AS-1 made an emergency landing at Washington Dulles International Airport, Virginia, on February 15.
The Boeing 737-800, heading from Washington, D.C, to Seattle, was diverted mid-air after the crew reported smoke in the cockpit.
The plane landed safely.
All people on board remained unhurt.

JetBlue flight B6-1808 had to return and make an emergency landing at Washington Dulles International Airport, Virginia, on May 17th.
ATA Airlines flight I3-5653 had to return and make an emergency landing in Tabriz, Iran, on April 9th.
Flybe flight BE-6300 had to divert and make an emergency landing in Jersey, Channel Islands, on October 2nd.