Is the autopsy the key evidence in the Oscar Pistorius murder trial?

The pathologist who conducted Reeva Steenkamp's autopsy testified for the second straight day. The doctor's findings seem to contradict Oscar Pistorius' account of the night of the shooting. While the defense may have scored some points during tough cross-examination of a Pistorius friend who testified about the Olympian's gun use. Robyn Curnow has the latest on the case.

Anderson broke down the latest evidence with forensic scientist Lawrence Kobilinsky and Senior Legal Analyst Jeffrey Toobin.