kir ▁st ab bed ▁Ben ▁B ark a ▁to ▁death , ▁was ▁later ▁found ▁dead , ▁officially ▁a ▁suic ide . ▁ ▁Pref ect ▁of ▁Police ▁Maurice ▁Pap on ▁( 1 9 1 0 – 2 0 0 7 ), ▁later ▁conv icted ▁of ▁cr imes ▁against ▁human ity ▁for ▁his ▁role ▁under ▁the ▁V ich y ▁regime , ▁was ▁forced ▁to ▁res ign ▁following ▁Ben ▁B ark a ' s ▁kid n apping . ▁ ▁Ah med ▁Bou kh ari ▁A ▁former ▁member ▁of ▁the ▁Mor oc can ▁secret ▁service , ▁Ah med ▁Bou kh ari ▁claimed ▁in ▁ 2 0 0 1 ▁that ▁Ben ▁B ark a ▁had ▁died ▁during ▁inter rog ation ▁in ▁a ▁villa ▁south ▁of ▁Paris . ▁He ▁said ▁Ben ▁B ark a ' s ▁body ▁was ▁then ▁taken ▁back ▁to ▁Mor oc co ▁and ▁destroyed ▁in ▁a ▁v at ▁of ▁acid . ▁Furthermore , ▁he ▁declared ▁that ▁this ▁v at ▁of ▁acid , ▁whose ▁plans ▁were ▁reprodu ced ▁by ▁the ▁newsp apers , ▁had ▁been ▁constructed ▁under ▁instructions ▁from ▁the ▁C IA ▁agent ▁" Col onel ▁Martin ", ▁who ▁had ▁lear nt ▁this ▁technique ▁to ▁make ▁corps es ▁disappear ▁during ▁his ▁appointment ▁in ▁the ▁Shah ' s ▁Iran ▁in ▁the ▁ 1 9 5 0 s . ▁ ▁Ali ▁Bou re qu at ▁Mor oc can - F rench ▁diss ident ▁and ▁former ▁T az m am art ▁prisoner ▁of ▁conscience ▁Ali ▁Bou re qu at ▁claims ▁in ▁his ▁book ▁In ▁the ▁Mor oc can ▁King '