Specifically, the report stated there could be no accusation that any sitting President committed a crime because it would be unfair. Mueller knew the Justice Department would not charge a sitting President, meaning the President would've been effectively denied the right to defend himself in court.
Sadly, Barr took the opportunity to put a different PR spin on the lack of accusation.
Sadly, Barr took the opportunity to put a different PR spin on the lack of accusation.