Zimbabwe National Liberation War Veterans Association has withdrawn long-term backing of 'dictatorial' Mugabe.
Tens of thousands of Zimbabweans took part in ruling party's Million Man March in Harare
Mujuru is now seen as a true contender to Mugabe for leadership in the 2018 elections.
War veteran spokesman Bernard Manyadza claims Mugabe 'has failed Zimbabwe' and can not contest election.
It is a criminal offence to insult Robert Mugabe in Zimbabwe.
Political opposition says the ageing President Mugabe is 'suffering from cognitive dissonance'.
Grace Mugabe is in the middle of an increasingly bitter fight for power in a post-Mugabe era.
Zimbabwean leader is on 5-day state visit to Japan as Abe looks to check China's growing influence in Africa.
Commentators say that the freedom fighters' resolution is designed to set the stage for Mugabe 'ouster'
Bitter battle looms as first lady Grace Mugabe hints she is out to get the vice-president.
Ex-VP was sacked by ruling ZANU-PF party after accusations of trying to overthrow the president.
IBTimes UK looks at who's who among the contenders to replace Africa's oldest leader.
Thompson Joseph Mloyi also claimed President Mugabe married "a prostitute".
The long-term leader quashed any debate about his succession within ruling Zanu PF party.
Africa's oldest leader has no intention of stepping down – despite being Zimbabwe's only president since independence in 1980.
Bombing case leads to Zimbabwe's chief prosecutor arrest for treason.
The Zimbabwean first lady said that wearing particular clothing invites men to drool and then rape.
Speculation is rising that Robert Mugabe's daughter is being prepared for high office.
Activist who said dictator is too old to rule is kidnapped at barber shop in the capital.
Wife of Zimbabwean dictator says she prayed God to punish Dinner with Mugabe author Heidi Holland.
Outrage over First Lady's quick degree at University of Zimbabwe, of which husband is chancellor.
Zimbabwe leader furious at EU refusal of visa to wife Grace