If you read the investigations, they are guilty of nothing. I know you and the RWers here don't want to hear it, but there's clearly nothing there RE:Benghazi. In fact the only failings were when the GOP edited emails and force fed them to Jonathan Karl.
There is a massive IG report about the IRS. There has been no evidence of any Administration involvement.
As to the AP debacle, Holder recused himself. He had ZERO to do with anything.
From Inauguration night 2009, the GOP has been on a constant attack and witch hunt. The GOP in Congress has proven any shadow of a doubt they hate Obama and holder more than they love America.