be firmly convinced that it was brett parker who not only had the motive, but actually did kill tammy parkerrial began in may, it was a courtroom divided. on one side, brett's family and friends, including his and tammy's teenage daughter. on the other side, friends and family of tammy and brian sat together. they wore blue, tammy's favorite color, as a show of unity against the man they believe murdered both victims. >> there were shots fired in the home. >> in her opening statement, the prosecutor minced no words. brett parker had committed a terrible crime then elaborately covered it up. >> as you listen to the details of this case, you will be firmly convinced that it was brett parker who not only had the motive, but actually did kill tammy parker, and then bryan listen capnerhurst. >> prosecutors wanted the jury to know that the parker marriage wasn't what it seemed. brett had strayed. once with an out of town woman and several times with a local bank teller. lindsay mullins testified that they met, they texted, and that he shared some confidences about his marriage. >> he said that he