Horrifying History on Instagram: "On June 12, 2021, Stephanie Melgoza, a 24-year-old from Las Vegas, was recorded in chilling footage reacting to the news that she had killed two people in a drunk driving crash. The collision occurred earlier that night when Melgoza, with a blood alcohol level nearly twice the legal limit, ran a red light and struck another vehicle at high speed. The victims, a 35-year-old mother and her 12-year-old daughter, died at the scene. In the video, Melgoza appears hyst