Another former Tiger, Kirsty Coventry, won her third gold medal at the competition and second a second world record. The three-time Olympic medalist posted a time of 2:00.91 in the 200-meter backstroke to smash the old record of 2:03.24 held by Japan's Reiko Nakamura.
Denby and Hoelzer joined Jessica Hardy and Rachel Komisarz to swim 3:51.84, breaking the record set by the Australian national team by of 3:51.84. Hoelzer swam the leadoff backstroke leg in 58.79 for the U.S. team while Denby swam the anchor freestyle leg in a 52.66.
The competition continues through Sunday.