When Michael Phelps arrived in Omaha in 2012 to swim his fourth Olympic Trials, he was acting out the part of "happy guy" in a script he barely cared to follow.
The truth was that the best swimmer in the world didn't want to get anywhere near a pool, much less handle the scrutiny that came with being his sport's chief ambassador.
"He didn't want to swim, but he kind of had to," said his longtime coach, Bob Bowman.
Phelps 2012 could not have imagined returning to Omaha four years later as a rededicated athlete and a deeply contented new father. But that was the guy who took the stage...