September 22, 2016: (SA) Hazardous Materials: Damaged, Defective, Recalled Lithium Cells or Batteries or Portable Electronic Devices

PHMSA has issued a safety advisory concerning the transportation of damaged, defective, or recalled lithium cells or batteries, and  portable electronic devices aboard aircraft.
Passengers are being asked to turn the device off, disconnect from any charging equipment, disable any application that may cause the phone to reactivate such as the alarm clock, protect the power button to avoid the device accidentally being turned on, and keep the device in your carry-on luggage rather than in checked baggage.

Docket No. PHMSA–2016–0110; Notice No. 2016–18