After being outside smoke at the last two Pro Series, Caeleb Dressel will be in lane 4 for the 100 free at the Atlanta Classic after posting 48.69 in prelims.
USA's Ashley Twichell and Egypt's Youssef Ramadan have scratched their A-finals while Auburn's Mason Mathias focuses on a competitive 400 free A-final.
A human lighting rod for speculation, new dad Caeleb Dressel is entered in 6 events, but past history implies he may scratch out of several. What he swims and how fast leads several story lines in Atlanta.