detective mehl made a presentation. >> she was a fighter and she kept us fighting for her, for you and your family. >> they've had the picture hanging in their office for a very long time. and they -- they passed it onto me. i could look at it now and go, "we did it. we did it." >> you've given us a new chapter in our life. >> reporter: the family gave the cold case detectives and prosecutors gifts as well. each was engraved: "justice for tara." >> they put in so much hard work and time and respect, compassion. so we wanna give them a little token of our appreciation and love for everything they've done.