Fating Shooting News Today

Fating shooting of daunte wright. kim potter taking the stand in her own defense, breaking down. she was pressed on training for her taser after saying she mistook her handgun for her taser. stephanie ramos with the testimony. and we warn you, the images are difficult. >> reporter: tonight, former minnesota police officer kim potter breaking down in court. sobbing on the stand at her trial. she is charged with manslaughter in the fatal shooting of 20-year-old daunte wright during a traffic stop....