A man stands in front of gravestones at the Waldfriedhof cemetery in Munich, Germany, Wednesday, Nov. 1, 2006. (AP Photo/Christof Stache, File) BERLIN (AP) — Police in Munich are investigating a ...

BERLIN, Germany — Police in Munich are investigating a mystery: More than 1,000 stickers were put on gravestones and wooden crosses at three cemeteries in the German city, without any indication ...

Berlin — Police in Munich are investigating a mystery: More than 1,000 stickers were put on gravestones and wooden crosses at three cemeteries in the German city, without any indication of where ...

The 5×3.5-centimeter (1.95×1.2-inch) stickers are printed with a QR code, that, when scanned, shows the name of the person buried in the grave and its location in the cemetery — but nothing else.

BERLIN — (AP) — Police in Munich are investigating a mystery: More than 1,000 stickers were put on gravestones and wooden crosses at three cemeteries in the German city, without any indication of ...