Police have found video footage of a man's head in the home of the family arrested in connection with the discovery of a decapitated body at a hotel in Sapporo last month, an investigative source said Thursday.The head was filmed being touched by a gloved hand in the bathroom of the home of Osamu Tamura, a 59-year-old psychiatrist, and his daughter Runa, 29, who were arrested in late July on suspicion of mutilation and the abandonment of a corpse. Tamura's wife Hiroko has also been arrested.The police found the video when they searched their home, according to the source.The head is believe…READ FULL ARTICLE