Labour's Kate Hoey asked Boris Johnson whether he would support presidency of Mnangagwa, who she said is "probably the one person in Zimbabwe who inspires even greater terror".
Fate of Mugabe family unclear as reports suggest sacked vice-President Emmerson Mnangagwa, who is very close to military figures, is back in the country.
Neither Robert Mugabe, 93, nor his wife Grace, 52, who has been vying to succeed her husband as president, have been seen or heard from.
Speculations are rife that President Robert Mugabe might appoint Grace as the new vice-president after firing Emmerson Mnangagwa.
Troops have reportedly seized Zimbabwe's state broadcaster ZBC as speculation mounts of a possible coup.
Robert Mugabe's son has posted a video on Snapchat showing himself pouring hundreds of pounds worth of champagne over a $60,000 (£45,000) diamond-encrusted watch.
President Robert Mugabe is reportedly a major owner behind Zimbabwe Airlines, which is set to be handed lucrative long-haul licences to London and the Far East.
Kenneth Nyangani arrested after article claimed First Lady donated used clothes, including underwear, to ruling party supporters.
Mugabe "reserves the right to press charges of attempted murder" against Engels.
Mugabe returned to Zimbabwe following accusation of assault on woman using extension cord as weapon.
South African police had issued a "red alert" at borders to ensure she didn't leave undetected.
Grace Mugabe is alleged to have assaulted a 20-year-old model who was in a hotel room with her two sons.
Mugabe was recently accused of attacking a model in a Johannesburg hotel.
Grace Mugabe allegedly launched at a 20-year-old woman at a hotel in Johannesburg.
Grace Mugabe expresses concerns about Robert Junior and Chatunga Bellarmine following recent behaviour
Wife of President Robert Mugabe has since been released from hospital.
The Zimbabwean president hopes to focus on issues concerning young people in his election rallies.
Police ignored court orders and went ahead with demolishing homes 'on behalf of Grace Mugabe'.
Mugabe, 93, is the world's oldest leader and will run as Zanu-PF's presidential candidate in 2018 elections.
Sanctions imposed on Harare in 2001 over allegations of electoral fraud and human rights abuses.
Grace Mugabe positioning herself as potential successor to President, who she says may die in 2018.
Details of a $1.35m diamond ring and $500k luxury Dubai villa have emerged.