earl grey argued under the law potter had a right to use deadly force during the incident since daunte wright tried to flee the scene. >> tragically, but she didn't know she had a gun either. and then he said, you shot me. and being alone, what does he do, stand there and say, help me out? he takes off. and you see the video. he goes like a jet. >> reporter: potter testified in her own defense friday. >> we were struggling, we were trying to keep him from driving away. it just, it just went chaotic. and then i remember yelling taser, taser, taser. >> did they prove beyond a reasonable doubt that she caused this death? no. daunte wright caused his own