URGENT - Pistorius

POSTED: 2:54 AM PST February 20, 2013 

(CNN) -- Pistorius' defense says there were no signs on Steenkamp's body of an assault or of her defending herself. Botha agrees. The investigator concedes that he could find nothing inconsistent with Pistorius' version of events. The defense accuses investigators of discarding anything supportive of the defense's positions.