Zimbabwean President Emmerson Mnangagwa (C) and incoming Vice President Constantino Chiwenga (L) attend the vice presidents' inauguration ceremony in Harare, Zimbabwe, Dec. 28, 2017. Retired army boss Constantino Chiwenga and veteran politician Kembo Mohadi were on Thursday sworn in as Zimbabwe's co-vice presidents. (Xinhua/Shaun Jusa)