Lori Vallow Daybell ’s brother told jurors Thursday at her Arizona trial that he believes she was behind the killing of her estranged husband.Adam Cox, a witness for the prosecution, said Charles Vallow’s 2019 shooting death outside Phoenix occurred just before the two men planned an intervention to bring her back into the mainstream of their shared faith in the Church of Jesus Christ of Latter-day Saints.

Opening statements in Lori Vallow Daybell's trial in Arizona began Monday. She is charged in the death of her fourth husband, Charles Vallow.