HOBART, Australia — Libby Trickett and Christian Sprenger set world short-course records at the Australian championships on Monday.

Trickett broke her own record in the 100-meter freestyle, finishing in 51.01 seconds to improve on her mark of 51.70 set three years ago.
Sprenger broke the world mark in a 25-meter pool in the 200-meter breaststroke, finishing in 2 minutes, 1.98 seconds.
The previous record of 2:02.92 was set more than five years ago by American swimmer Ed Moses.