[dropcap]P[/dropcap]resident Robert Mugabe of Zimbabwe on Monday fired Emmerson Mnangagwa as vice president, Information Minister Simon Moyo said. Mnangagwa, a 75-year-old former intelligence chief, has been heavily-criticised by supporters of Mugabe’s wife, Grace, who has also been touted as a potential successor to her husband. Moyo said Mnangagwa had exhibited traits of disloyalty, disrespect