The redacted report would be sent to Congress and also made available to the public, spokeswoman Kerri Kupec said.
Mueller, a longtime Republican and the former Director of the FBI, was appointed by Deputy Attorney General Rod Rosenstein to lead the investigation into "the Russian government's efforts to interfere in the 2016 presidential election", according to his letter appointing Mueller.
After reading the report, Barr issued a four-page letter about Mueller's conclusions.
Mueller released the report on his almost two year investigation into Russian meddling during the 2016 presidential election on March 22.
Prosecutors to meet with Bezos in blackmail case
Amazon remains under fire for what critics say are harsh working conditions in the company's warehouses. Pecker is known as a staunch ally of President Donald Trump .
But Mueller himself took no stance on the weight of the evidence of obstruction, Barr noted, raising doubts over whether Trump had truly been exonerated by the report.
One key question the report may answer is why Mueller decided not to make a recommendation one way or the other on whether to charge Trump with obstructing justice.
House Speaker Nancy Pelosi, D-Calif., called Barr's review of Mueller's report "condescending" and demanded the attorney general release the special counsel's full report.
Trump's long- asserted accusation - though not supported by evidence - that his campaign was spied upon was given new life last week when Barr, testifying before Congress, said he thinks "spying did occur" in 2016. Thursday's release will mark the first step in what promises to be a lengthy battle with Democratic lawmakers over how much of the report they are allowed to see.
We Will Hand Power as Soon as Possible, Says Sudan's Military
The US imposed sanctions on him in 2007 in relation to his alleged support for militia blamed for atrocities in Darfur. In Sudan, demonstrators defied the coup leaders' decision to stay in power for two years.
Barr sparked further controversy in testimony before a Senate panel when he confirmed he was starting his own inquiries into counterintelligence decisions that may have involved "spying" on Trump's 2016 campaign.
Despite the report's imminent release, House Judiciary chairman Jerry Nadler has been authorized to subpoena Barr for the whole undredacted report.
The report is expected to contain redactions for classified information as well as information provided to a grand jury that special counsel Robert Mueller used in his 22-month investigation.
Sweden looking at re-filing sex assault case against Julian Assange
In 2018, CPJ published a blog arguing that conspiracy charges against Assange could set a unsafe precedent. The accusation was first made against Assange in 2012 and led to charges from the Swedish government.