John Whittingdale refused to be drawn on the appropriateness of his role as Culture Secretary on Wednesday.
The Conservative MP declined to comment this morning following admissions he had a relationship with a prostitute.
He broke it off after discovering someone was trying to sell the story to the press.
There was no conspiracy between newspapers over the Whittingdale affair, but there is circumstantial evidence involving Tom Watson.
A Downing Street spokesman said the PM has 'full confidence' in the Culture Secretary after campaigners claim his role has been compromised.
Here is a list of key events leading up to Culture Secretary John Whittingdale's revelations on Tuesday he had an affair with a prostitute.