Hussaini, the fourth Aga Khan, is set to be buried on Sunday in Egypt, but headlines are now shifting to his son, Prince Rahim Al-Hussaini, who was named in his father's will as the fifth Aga Khan, the spiritual leader of Ismaili Muslims.

Prince Rahim Al-Hussaini Aga Khan V has been named the 50th hereditary leader of the Shia Ismaili Muslims. The 53-year-old was designated as the Aga Khan V, the 50th hereditary Imam of the Ismaili Muslims,

Hussaini, the new spiritual leader of Ismaili Muslims, was named as the successor to his father, who died at 88.