Nkosazana Dlamini-Zuma, the former Chairperson of the African Union Commission, Deputy Secretary General of African National Congress (ANC) Jessie Duarte and Secretary General of ANC Gwede Mantashe (3rd R) attend the funeral of Ahmed Kathrada at Westpark Cemetery in Johannesburg, South Africa, on March 29, 2017. South African anti-apartheid stalwart Ahmed Kathrada died in the early hours of Tuesday morning at the age of 87. (Xinhua/Zhai Jianlan)