Latest: Robert Mugabe baffles Zimbabwe as live TV address ends without resignation

Latest: Zimbabwe's president Robert Mugabe has not announced his resignation as was widely expected this evening.

Update 7.45pm: Zimbabwe's president Robert Mugabe has baffled the country by ending his address on national television without announcing his resignation.

The ruling party's Central Committee had hours earlier told him to resign as president by noon on Monday or face impeachment proceedings the following day.