VICE-PRESIDENT Constantino Chiwenga's estranged wife, Mary Mubaiwa, allegedly pulled out medical tubes that were inserted on her former husband's chest which left him bleeding profusely. This emerged in court when State witness, Tawanda Dzungudza, one of Mubaiwa's security staff, was being cross-examined by the defendent's lawyer Beatrice Mtetwa. Dzungudza said Mubaiwa withdrew Chiwenga from his…