There was no "witch hunt". Just because Trump popularized this term by repeating it hundreds if not thousands of time, doesn't make it true. As with many of his untruths, he's been able to convince his loyal followers that he is being victimized. He is no victim.
There was no collusion, that was established by the report. There were very real and valid reasons to investigate the possiblilty of collusion. Turning a blind eye to that would be un American.
Mueller's testimony was very shaky, he's not a former reality TV star, and had made it very clear that report spoke for itself. Yes, that was viewed as a win for Republicans and disappointing for Dems. Oh well, The report still speaks for itself.
The report also documented ten instances where Trump may have obstructed justice:
A sitting President cannot be indicted. A former President can and should be if there is supporting evidence. WHEN Trump loses in 2020, he may be moving from Pennsylvania Ave to Waymart, PA to share a cell with Paul Manafort.