MESA, Ariz. — It was only a preliminary heat, but
The 22-time Olympic medalist — who had not raced since the
There had been significant curiosity about Phelps' fitness after a layoff of 1½ years. The swimmer had talked about gaining more than 30 pounds and falling out of shape during his truncated retirement.
Phelps will race against a field that includes
Earlier in the meet,