Served as a swimming analyst for NBC's coverage of the 2016 Rio Olympics
Was a swimming analyst for the London Olympics
Set record in 50-yard freestyle among 50-54 age bracket
Recovered from temporary paralysis to become oldest swimmer to qualify for Olympics
Won three gold medals in Los Angeles Summer Olympics
Retired from sport to coach and serve as commentator for NBC
Set 100-meter freestyle record
As of 2010, was still swimming for two hours and over 8,000 yards (4.5 miles) a day for 312 days out of the year.
Didn't start swimming until his junior year of high school at the age of 17.