Elizabeth Pitoitua v Clarence Gaube et al. Elizabeth Pitoitua, as administer of Hana Letoi’s estate, appeals the trial court’s dismissal of her negligence claim against employees at a Tribal owned casino after Letoi’s death. She argues that tribal sovereign immunity does not extend to the employees and that the employees breached their duty of care by not intervening. COA #843591. Snohomish County Superior Court #22-2-00421-31.