In it , he detailed how he and a friend had tortured his dog Sparkle to death , several months prior to the shooting :
During the subsequent investigation , Woodham 's journal was examined by police .
In it , Woodham detailed how Woodham and a friend had tortured Woodham 's dog Sparkle to death , several months prior to the shooting :
During the subsequent investigation , Woodham 's journal was examined by police .