The 21-year-old Phelps put himself in contention for a seventh gold as he advanced to the 400m individual medley final, but butterflyer Ian Crocker dived in too early with Scott Usher still to complete his breaststroke leg in their heat.
The freestylers, backstrokers, and butterflyers may have to make adjustments in their breaststroke (in the breathing pattern and arm pull) as they prepare for the IM.
All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional.