there s absolutely no evidence at all that camm was the perpetrator of that, right? reporter: in 2009, the upper court agreed. conviction s reversed. two words. that s all i needed. reporter: a second victory for the camm team. the conviction was overturned, and the judges ordered a new trial. statistically, a successful appeal of a first-degree murder charge is a long shot and yet you got it. well, i got it twice. that doesn t happen. doesn t happen. you know, if you don t believe in something bigger then you need to really evaluate your spirituality because you know, man, that was a god thing. reporter: the third david camm murder trial underway now in boone county, indiana. reporter: in august 2013, more than a dozen years after the murders, david camm faced his third jury. a special prosecutor, stan levco, was appointed to represent the state.
in something bigger then you need to really evaluate your spirituality because you know, man, that was a god thing. reporter: the third david camm murder trial underway now in boone county, indiana. reporter: in august 2013, more than a dozen years after the murders, david camm faced his third jury. a special prosecutor, stan levco, was appointed to represent the state. here you re going to start the third trial. how did you appraise your case when it became yours? when i first got it, it was just overwhelming. i ve tried a lot of cases over the years, a lot of death penalty cases, murder cases. i ve never tried anything like this. i ve never seen anything this complicated. reporter: with no philandering husband, no molesting father what remained was the theory of the crime that david left the basketball game, killed his family, then went back to play some more. once again, the prosecutor argued that the scene in the garage was staged to look like a sex crime. and her pants
conviction s reversed. two words. that s all i needed. reporter: a second victory for the camm team. the conviction was overturned, and the judges ordered a new trial. statistically, a successful appeal of a first-degree murder charge is a long shot and yet you got it. well, i got it twice. that doesn t happen. doesn t happen. you know, if you don t believe in something bigger then you need to really evaluate your spirituality because you know, man, that was a god thing. reporter: the third david camm murder trial underway now in boone county, indiana. reporter: in august 2013, more than a dozen years after the murders, david camm faced his third jury. a special prosecutor, stan levco, was appointed to represent the state. here you re going to start the third trial. how did you appraise your case when it became yours? when i first got it, it was just overwhelming. i ve tried a lot of cases over the years, a lot of death penalty cases, murder cases. i ve never tried an
connected to. reporter: they argued that the evidence that david molested his daughter was pure speculation and should not have been allowed in the trial. there s absolutely no evidence at all that camm was the perpetrator of that, right? reporter: in 2009, the upper court agreed. conviction s reversed. two words. that s all i needed. reporter: a second victory for the camm team. the conviction was overturned, and the judges ordered a new trial. statistically, a successful appeal of a first-degree murder charge is a long shot and yet you got it. well, i got it twice. that doesn t happen. doesn t happen. you know, if you don t believe in something bigger then you need to really evaluate your spirituality because, you know, man, that was a god thing. reporter: the third david camm murder trial underway now in boone county, indiana. reporter: in august 2013, more than a dozen years after the murders, david camm faced his third jury.
reporter: they argued that the evidence that david molested his daughter was pure speculation and should not have been allowed in the trial. there s absolutely no evidence at all that camm was the perpetrator of that, right? reporter: in 2009, the upper court agreed. conviction s reversed. two words. that s all i needed. reporter: a second victory for the camm team. the conviction was overturned, and the judges ordered a new trial. statistically, a successful appeal of a first-degree murder charge is a long shot and yet you got it. well, i got it twice. that doesn t happen. doesn t happen. you know, if you don t believe in something bigger then you need to really evaluate your spirituality because you know, man, that was a god thing. reporter: the third david camm murder trial underway now in boone county, indiana. reporter: in august 2013, more than a dozen years after the murders, david camm faced his third jury.