Opinion: Ryan Lochte, trying to qualify for fifth Olympics at 36, says 'rock star' days behind him

OMAHA, Neb. — Ryan Lochte, one of the country's most famous and infamous swimmers, showed up in a familiar spot at the U.S. Olympic swimming trials Friday: at a microphone, on a dais, talking to reporters. 

Now 36 and attempting to make his fifth Olympic team, Lochte was willing to talk about almost anything, except for the most pressing question any prospective Olympian will receive in the run-up to the upcoming Tokyo Summer Olympics: Are you vaccinated?