A three-page police report published online Tuesday by the Chicago Tribune contains new details about the shooting death of Sanford, Fla. teenager Trayvon Martin. It discloses that George Zimmerman, who shot Martin on Feb. 26, was in custody on the scene and told police that he had tried, in vain, to find someone to help him with his own injuries. (snip) It also describes Zimmerman as “in custody” when Officer Ayala arrived on the scene. “Upon arrival Ofc. T. Smith had a white male, later identified as George Zimmerman, in custody,” Ayala wrote. Officer Timothy Smith, in his written report,...