Conversation so far:
What was John O. Brennan nominated for?
Obama nominated John O. Brennan as his next director of the CIA on January 7, 2013.
Was John O. Brennan a popular vote among others?
No, Kentucky Senator Rand Paul began a talking Senate filibuster prior to the vote to elect John Brennan as the next CIA Director.
What were John Brennan's qualifications that made him eligible to be nominated?
John Brennan began his CIA career as an analyst and spent 25 years with the agency. He was a daily intelligence briefer for President Bill Clinton.
How long did John Brennan hold this position?
John Brennan began his CIA career as an analyst and spent 25 years with the agency.
Does John Brennan still hold this position?
On January 20, 2017, John Brennan's CIA appointment ended, and he was replaced by President Trump's nominee Mike Pompeo on January 23, 2017.

Question: Anything else interesting about his nomination?
Self-contained rewrite: Anything else interesting about John Brennan's nomination?