Noting that the Appellant passed away during the course of the litigation and before the hearing of the appeal before UNAT, UNAT held that the claim, namely her challenge to the Administration’s refusal to move her back to her previous position, did not pass to her legal successor(s) in interest, no action is allowed to be commenced by her personal representative or successor in interest and that, under the specific circumstances of the case and due to the nature of the dispute, the issue in dispute was moot. Notwithstanding the mootness of the issue in dispute, UNAT held that the UNDT’s...