But Mr. Strzok became a subject in the investigation conducted by the special counsel John Durham into how the F.B.I. In the sworn statement, Mr. Kelly said that Mr. Trump had discussed having the security clearances of Mr. Strzok and Ms. Mr. Kelly said that his notes showed that Mr. Trump discussed the investigations of the two on Feb. 21, 2018. Mr. Trump has said he knew nothing about the audits of Mr. Comey and Mr. McCabe and their spouses. Mr. Kelly told The Times last year that Mr. Trump had at times discussed using the I.R.S.