Conversation so far:
How did Hayes do in the olympics?
Hayes had his finest hour as a sprinter.
Did he win at any olympic games?
he won.
When did he win?
1964.
Did he set any records?
his relay leg is the fastest in history.
Jocelyn.

Question: What was his time for this record?
Self-contained rewrite: What was Hayes' time for the fastest relay leg record?