Press Secretary Sarah Huckabee Sanders defended President Donald Trump's decision to fire Comey.
The Republican lawmaker said the special counsel's previous relationship with James Comey was a conflict of interest.
Adult streaming site Pornhub said viewing figures were down 10 percent during the former FBI director's much anticipated testimony, and down 12 percent during the testimony of Attorney General Jeff Sessions.
The former FBI director admitted leaking a memo of his conversation with Trump.
James Comey released his opening statement on Wednesday, claiming Trump expected "loyalty."