S.A., 182 F.3d 380, 388 (th Cir.1999) (acknowl- edging the FSIA protects individuals to the extent they act within their official duties); El-Fadl v. Cent. Bank of Jordan, 75 F.3d 668, 671 (D.C.Cir.1996) (dismissing claims against government officials since they were sued in their official capacities); Leutwyler, 184 F