NEW : `` He definitely wanted her to live , `` witness says about Oscar Pistorius . Witness says he saw Reeva Steenkamp had been mortally wounded . `` I thought she was a burglar and he has fired a firearm before and knows what it sounds like . and I shot her , '' witness quotes Pistorius as saying . The prosecution has said that the athlete killed his girlfriend in an act of premeditated murder because he feared for their lives.
NEW : `` He definitely wanted her to live , `` witness says about Oscar Pistorius . Witness says he saw Reeva Steenkamp had been mortally wounded . `` I thought she was a burglar and I shot her , '' witness quotes Pistorius as saying . The prosecution has said that the athlete killed his girlfriend in an act of premeditated murder because he feared for their lives.