The three young sons of Utah murderer Kouri Richins will be in the care of the family of the man she killed — as the twisted grief author rots behind bars for the rest of her life. Richins’ boys notably asked that she not have the option to be freed on parole — a request that Judge Richard Mrazik granted after she was convicted by a jury of fatally poisoning her husband and the father of her kids, Eric Richins. Kouri Richins’ three sons are in the custody of her dead husband’s family. via REUTERS The children, now ages 9, 12, and 13, have been in the custody of Eric’s sister, Katie Richins-Benson and her husband Clint Benson since after Kouri was arrested — a fact which Kouri whinged about during her defiant statement before she was hit with the book Wednesday. Katie and Clint have daughters. Kouri — a failed home flipper who then wrote a book about grief after killing her hubby — cried as she spoke for roughly 30 minutes Wednesday in a rambling a statement largely aimed at her sons.…