(AP) -- A 350-pound Siberian tiger that mauled an experienced San Francisco Zoo keeper so badly she could lose her arm had no history of violence, prompting an investigation into what led to the vicious attack.
(AP) -- A 350-pound Siberian tiger that mauled an experienced San Francisco Zoo keeper so badly she could lose her arm had no history of violence, prompting an investigation into what led to the vicious attack.