Transcript for Man Accidently Shoots His Wife
First what happens when tempers flare and a gun gets into the mix. The whole encounter caught on camera, a guy with a gun quite literally back firing. How do you accidentally shoot your own wife? One ohio man did it and she filmed it on her cell phone. Reporter: It all started with a punch and ended with a gunshot. Police say the dramatic fight caught on video was sparked by this tense moment. Tony mulchak and his wife shelly dropping off his daughter at his mother's house. We can't hear the words exchanged but angry dad tony throws a punch at mom's new boyfriend, gary shusler. In resnse shusler draws his gun and goes after shelly. Kicking her. Somewhere in the struggle shusler drops the gun and dad grabs it, leading to this. That's shelly screaming in pain. Investigators say just after tony picked up the gun it accidently went off, striking his own wife. She was later flown to the hospital with a collapsed lung. The affair happened two months ago but the very was just released. The boyfriend charged with having a weapon while intoxicated and assault against shelly. My client was on his property protecting himself and did what anyone else would do to protect himself. A fight started and somebody got shot. Reporter: The dad was charged with negligent assault on his wife shelly. Both men have pleaded not guilty. We've learned that that argument was about the little girl's schedule, a common point of contention between divorced parents. Most of them though don't pull guns. Thank you. Ron, can you top that?
This transcript has been automatically generated and may not be 100% accurate.