President Emmerson Mnangagwa’s visit, together with vice president Constantino Chiwenga, to check on MDC-T president Morgan Tsvangirai recently, sought to persuade the opposition leader to back postponement of elections until 2021, self-exiled Jonathan Moyo has said. Mnangagwa, who ascended to the country’s president following a military coup last November, has repeatedly assured the nation of free,…