Cameroon elections: Can anyone unseat President Paul Biya?

The world's oldest head of state, Paul Biya of Cameroon, intends to seek reelection in October. But, in the buildup to the vote, some of his allies are jockeying to to replace the leader of more than four decades. Josey Mahachi talks to Anchang Paul, a political analyst, and DW correspondent Moki Kindzeka in Yaounde.