“I am gonna go to the pen”

FORT WORTH — After gunning down his pregnant girlfriend, her mother and her 10-year-old brother, Amos Joseph Wells III fled the scene and called his sister, asking her to take care of his daughter because “I am gonna go to the pen,” according to court documents released Tuesday. Wells, 22, also allegedly tried to speak with his young daughter, telling the girl’s mother over the phone that “I don’t know why I killed them. I don’t know...