FILE PHOTO - Thomas Doerflein Found Dead

BERLIN - JUNE 22: (FILE PHOTO) Six-month-old polar bear cub "Knut" plays with his keeper Thomas Doerflein at the Berlin Zoo June 22, 2007 in Berlin, Germany. Knut has drawn international media attention since he was born in captivity at the zoo, and even his minder Doerflein is receiving fan mail from across Germany. According to police spokesman the care father of polar bear Knut Thomas Doerflein was founded dead in his flat on September 22, 2008 in Berlin. (Photo by Sean Gallup/Getty Images)