He admitted that the majority of the targeted auditing was against conservative orgs while also targeting a minority of liberal orgs. He admitted to the targeting and also that it greatly focused on conservative orgs.
I'm not against going after fraud, but you have to be even handed about it.
You can read NPR's take. They admit they targeted conservative groups but also had progressive bycatch.
I can't see any quotes there except claims of keyword searches. I haven't yet read the pdf.
If its true that it was based on keyword searches, then I would hope a future government gets the balls to do the same for the current Trump admin's keyword based banning/removal shenanigans.