- Tag results for Mugabe
Mnangagwa, whose victory in the July 30 polls was challenged by the main opposition, pledged to "protect and promote the rights of Zimbabweans" in an inauguration ceremony attended by thousands.
The Movement for Democratic Change accused ruling ZANU-PF party and election commission of rigging July 30 vote, Zimbabwe's first poll since the ousting of Robert Mugabe.
In a Harare store specialising in decorative copper products, manager Christine said many Zimbabweans "want to run away" after a deadly crackdown on protesters alleging rigging.
Nelson Chamisa won 44.3 percent in the historic first election following the ousting of autocrat Robert Mugabe, according to the Zimbabwe Election Commission.
With nine out of ten provinces declared yesterday, Mnangagwa had 2,147,505 votes to Chamisa's 1,929,704, according to tallies from the Zimbabwe Electoral Commission.
While the Zimbabwe Electoral Commission (ZEC) insists the election was fair, the opposition Movement for Democratic Change (MDC) has raised an array of fraud allegations.
Zimbabwe on Thursday awaited the outcome of presidential elections that have plunged the country into bloodshed and protest, stirring memories of a traumatic past.
If required, Zimbabwe's 5.6 million registered voters would be asked to return to the polls to vote in a presidential run-off on September 8.
Mugabe was given immunity from prosecution by officials after she was alleged to have become angry and beaten model Gabriella Engels‚ who had been with her sons in a luxury Johannesburg hotel.
Mugabe, 94, made no comment as he walked unaided into the polling station at a primary school in the Highfield district of Harare, accompanied by his wife Grace.
About 5.5 million people were registered to vote in this southern African nation anxious for change after economic and political paralysis during the nearly four-decade rule of the 94-year-old Mugabe.
In the country's first election since Mugabe was ousted after 37 years in power, Zimbabwe goes to the polls Monday amid mounting allegations of voter fraud and predictions of a disputed result.
The elections will be a major test for Mnangagwa who succeeded veteran former president Robert Mugabe in November.
Mugabe, who was ousted from office in November after a brief military takeover, has not commented on whether he will appear before the committee.
A Zimbabwean parliamentary committee is summoning former leader Robert Mugabe to explain past comments on alleged diamond looting.