Conversation so far:
When did Johnny Unitas get drafted into the Colts?
Johnny Unitas was drafted to the Colts in 1956.
Did Johnny Unitas do well?
Johnny Unitas was a record-setting quarterback, and the NFL's most valuable player in 1959, 1964, and 1967.
Did Johnny Unitas continue his winning streak after 1967?
No, Although the Colts won an NFL Championship in 1968 they lost the Super Bowl to the AFL Champion New York Jets.

Question: Did he sustain any injuries in his career?
Self-contained rewrite: Did Johnny Unitas sustain any injuries in his career?