MAY 25, 2015 9:17a ET
MAY 25, 2015 9:17a ET
Bob Bowman will always be known as Michael Phelps' coach.
Phelps won't be around forever, though, so Bowman started thinking about his future.
It led him back to the college ranks and a new job at Arizona State, a school that he believes has the potential to be one of the top swimming programs in the country.
''When they first called I was like, `There's no way I can do it,''' Bowman said. ''Then I thought, `When is going to be a good time?