More and more, Barr’s becoming Trump’s favourite lawyer. He’s not only enthusiastically embracing Trump’s political agenda, he’s also casting special counsel Robert Mueller’s report as vindication for Trump.

In the letter, Mueller expressed frustration to Barr about how the attorney general was portraying the investigation's findings:

Barr defended his decision to step in and clear the president of obstruction of justice after Mueller's report presented evidence on both sides — but didn't reach a conclusion.