Other than that, let's wait and see the facts. I have myself (in BA) offloaded a suspicious package (at LGW, out of the window and into the arms of a member of the fire service who attended the aircraft 'on the runway' (we call it taxyway) and received said (ultimately harmless) item into a secure stowage.)
Totally agree BOAC. Until the full circumstances are known nobody should make any judgement. He may well have dropped the phone into the hands of someone on the tarmac.