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.

Question: when did he end up with in washington
Self-contained rewrite: when did felt end up with in washington