Africa's richest billionaire faces a succession question: Who will shape his $100 billion empire, Halima, Mariya or Fatima Dangote?

As Africa’s richest man, Aliko Dangote, moves into the legacy phase of his career and pursues a $100 billion industrial ambition that could extend beyond his own tenure, his three daughters, Halima, Mariya and Fatima, are stepping further into the public eye, raising a bigger question: which of them could shape the future of his empire?