The Aga Khan's tightrope walk in Tajikistan 2013-08-31

The Pamiri spiritual leader risks state alienation as tension over regional autonomy rumbles on.

To much of the world, the Aga Khan is famous as a celebrity royal, with a jetsetting lifestyle, a personal fortune estimated by Forbes at about $800m - including a $150m yacht - and Rita Hayworth as a stepmother.