What: American Airlines Boeing 767-300 flight AA199 en route from Milan to New York
Where: Shannon
When: Sept 13 2010
Who: 167 passengers
Why: While the plane was en route, a passenger was charging his cell phone, which started overheating, which set off the fire alarm in the lavatory. The flight diverted to Shannon, where it made a safe landing.
Fire crews at Shannon were on standby during the emergency landing. Airport aircraft maintenance company engineers examined the plane and discovered the melted phone.

Swiss International Air Lines flight LX-65 made an emergency landing in Zurich, Switzerland, on March 21st.
Western Air flight WT-702 made an emergency landing in Nassau, Bahamas, on February 7th.
GoAir flight G8-101 had to return and make an emergency landing in Kolkata, India, on June 7th.