Prior to the confirmation vote, a number of senators came to the floor to praise Mueller for his service.

Sen. Chuck GrassleyChuck GrassleyRNC head: Dems acting ‘petty’ to Gorsuch Dems delay Senate panel vote on Supreme Court nominee Grassley wants details on firm tied to controversial Trump dossier MORE (R-Iowa) said that even though the FBI has not operated perfectly since Mueller took over, the director has worked hard to improve the agency and deal honestly with congressional oversight. 

I appreciate his candor and I believe the FBI is in good hands with his leadership, Grassley said.

Sen. Jeff SessionsJeff SessionsICE chief faces rowdy crowd at Calif. forum Letters: Why is FDA favoring real cigarettes over fake ones? Overnight Cybersecurity: First GOP lawmaker calls for Nunes to recuse himself | DHS misses cyber strategy deadline | Dems push for fix to cellphone security flaw MORE (R-Ala.) also praised Mueller.

I truly believe he represents the highest and the best ideals of American patriotism, Sessions said.

Muellers current term expires Aug. 2.