Ex-School Security Guard Claims Self-Defense in Shooting of Neighbor Video



Transcript for Ex-School Security Guard Claims Self-Defense in Shooting of Neighbor



Moving on now to a nasty neighbor feud than turned deadly. A former Tennessee school security guard on trial for shooting his neighbor. He claims it was self-defense. Closing arguments are set to begin this morning. . Reporter: A three-year feud ending with one neighbor dead. The other on trial for his murder. This is 100% within his control, now, not to die from me. Reporter: This is the voice of former school security guard Kevin waggoner. Prous cuters playing the audio recorded months before he allegedly shot and killed his neighbor, Michael Woodby. He's choosing to come tri straight at me. Reporter: He took the stand. I'm going the kill you. Those are the things he was saying to us on a regular basis. Reporter: On the night of the shooting, an intoxicated Woodby approached he and his son. Knocking his son into a fence post. It was so obvious he wanted to kill Kolton, it was frightening. Reporter: Catching this on camera. Woodby's widow says the accused was the real threat and her family felt stalked. You don't talk to my children. You don't video tape them 24/7. Reporter: Closing arguments set to begin today. For Fam "Gma," Mara schiavocampo, ABC news, new York.

This transcript has been automatically generated and may not be 100% accurate.