21.   To say the tribes wield authority is an understatement.

22.   Westendorp, who wields overriding authority in Bosnia, ruled Friday to transfer Brcko from exclusive Serb control into a neutral district, shared equally by all.

23.   He did not elaborate on the areas where he hoped the house would wield more authority.

24.   The shepherds are cautious with strangers, even when the visitors are accompanied by Olteanu, the Orthodox priest who wields uncontested authority.