side of the story. >> kirk zimmerman did not shoot and kill pamela zimmerman. r owing $3,900 in child support. >> that state theory that kirk killed pam over money? nonsense, said his defense attorney john rogers. kirk made it clear to police, he said. that fedex from pam was no big deal. >> it didn't affect me. you're wondering if i disagreed or argued with her about it? >> kirk had a full pension guaranteed for life which he could have taken at any point in time. he was making $95,000 working for state farm. he had in excess of $240,000 in his 401(k). >> the defense told the court that police had tunnel vision from the very start. >> it's the old, "let's go look at the ex-husband. he must've done it. " >> that grainy video the prosecution suggested was kirk's silver hyndai sonata? really, said the defense? how could you tell? >> i don't remember the month and the year. i don't! and i don't want to hear no more! >> then there's maria legg, the prosecution's only eyewitness. >> i had a very difficult cross-examination with her. because she simply chose not to re