Ismaili.NET - Heritage F.I.E.L.D.

(CNN) -- Prince Karim Aga Khan is considered one of the most influential voices in the Muslim world. The 65-year-old spiritual head of the Shia Imami Ismaili Muslims is a direct descendant of the prophet Mohammed and one of the world's wealthiest men. His foundation, the Aga Khan Development Network, has been working to raise money to help in the reconstruction of Afghanistan. Judy Woodruff sat down for an interview with the Aga Khan last week.