Gretchen Walsh won her first individual long course world title by nearly breaking her own 100m butterfly world record. Walsh clocked 54.73 seconds at the World Swimming Championships, just off her own record of 54.60 from May 3. She owns the top eight times in history.

Gretchen Walsh bounced back from illness to win her first individual world title in the 100m butterfly, just 0.13 seconds off her own world record.

Harpeth Hall graduate Gretchen Walsh nearly broke her own record on the way to giving the United States its first gold in the World Championships.