Twice IIRC.
I am tired of the questions and it is time for the R's to S*** or get off the pot.
And do what? Specifically.
1) Demand formally that a special prosecutor be assigned.
2) vote on a resolution or make a recommendation to Congress that he be asked to resign.
3) Hold him in contempt of Congress.
They have been holding hearings for months now on this and nothing has come been resolved and it appears nothing will be.