somehow he was sure lucinda had to be good for his case.e's ruling was a problem. so futerman switched gears and planned for his strategy to pick a jury. >> we anticipated that women would be favorable to someone who'd have been raped. >> reporter: he decided to do a dry run, enlisted mock juries composed of men and women to test their reactons, not just to the evidence, but to cara herself. it's rare to witness the workings of a mock trial. they're usually confidential. >> and i saw the figure come through the doorway. >> reporter: but this is the actual audio as cara testified for the mock jurors. >> and that's when i -- i reached for the gun. >> when you shot did you know who you shot? >> no, not until i heard his voice -- >> reporter: futerman acted as prosecutor. the questioning was withering. >> so now we have three different stories within a couple of hours period. and your explanation for that is what? >> i was stunned. i was shocked. i was an emotional wreck. >> reporter: that should go down well with female jurors, thought futerma