US ambassador John Beyrle was en route from Varna to Hungary when he submitted his hand luggage for the usual x-ray inspection. His phone subsequently did a disappearing act, and an airport staff search for the missing mobile proved fruitless.
Beyrle, however, powered up his laptop, activated the phone's GPS which revealed its location aboard the light-fingered ne'er-do-well. The master criminal and an accomplice were cuffed and now face the sack plus malpractice and theft raps.
All I have to say is... nice one!