Johannesburg, South Africa
Zulu King Goodwill Zwelithini arrives to hear Former U.S. President Barack Obama delivering the 16th...
Zulu King Goodwill Zwelithini arrives to hear Former U.S. President Barack Obama delivering the 16th Nelson Mandela annual lecture, marking the centenary of the anti-apartheid leader's birth, in Johannesburg, South Africa July 17, 2018. REUTERS/Siphiwe Sibeko