Conversation so far:
When did Mark Felt start at the FBI
He applied for a job with the FBI in November 1941 and was accepted. His first day at the Bureau was January 26, 1942.
What was Mark Felt early career?
Upon graduation, Felt took a position at the Federal Trade Commission but did not enjoy his work.
when did felt end up with in washington
After 1935, Felt then went to Washington, D.C., to work in the office of Democratic U.S. Senator James P. Pope.

Question: did he work for nixon
Self-contained rewrite: did felt work for nixon