Angolans Replace 38-Year Incumbent President

Voting has closed in Angola in an election to replace Jose Eduardo dos Santos, who's ruled as the country's president since 1979. We'll explore what the oil-rich nation's future holds.

Also in the programme: campaigners criticise the legal auction of rhino horns; and Samsung launches a replacement for its exploding Galaxy Note 7 smartphone.

(Photo: Supporters of the MPLA candidate for president gather for a campaign rally in Luanda, on August 19, 2017. Credit: Marco Longari / AFP / Getty Images)