Conversation so far:
How long was Weeb Ewbank a coach?
was as head football coach at Washington University in St.
Louis for the 1947 and 1948 seasons.
Did he only coach at Washington University?
Ewbank took his first coaching job at Van Wert High School in Van Wert, Ohio.
How long was he there?
He remained there until 1930.
Did he have any conflicts during his coaching career?
Ewbank joined the U.S.
Navy in 1943 as American involvement in World War II intensified.
Did he have to leave coaching when he joined the navy?
He was assigned for training to Naval Station Great Lakes near Chicago, where Paul Brown.

Question: What coaching job did he leave to go to the navy?
Self-contained rewrite: What coaching job did Weeb Ewbank leave to go to the navy?