SINGAPORE - Two more records tumbled in the evening session of the Fina World Junior Swimming Championships as the biennial meet got off to a quick start at the OCBC Aquatic Centre on Tuesday.
Britain's Rosie Rudin won the women's 400m individual medley in 4min 39.01sec, taking down the previous mark of 4:40.02 set by Ella Eastin of the United States. Team-mate Georgia Coates clinched the silver, while also swimming under the world junior record time with a 4:39.94.
Spain's Africa Zamorano took the bronze in 4:40.15.
The Australia women's 4x200m freestyle team also ensured the day ended on a high as they won in a world junior record time of 7:56.68, shattering the previous mark of 7:59.42. Canada were second in 7:57.04, while Russia were third with a time of 7:57.58.
The night featured two other finals - the men's 400m freestyle and the men's 4x100m free relay.
The United States' captain Grant Shoults won the 400m free in 3:48.91, ahead of Chinese duo Yang Jintong (3:50.05) and Qiu Ziao (3:50.99).
Australia won the 4x100m relay, out-touching the US with a time of 3:17.39. The US were second in 3:18.42, ahead of Italy (3:18.58).
Two other records had fallen in the morning session.
Russia's Anton Chupkov had lowered his world 100m breaststroke junior mark, while Australia's Minna Atherton also broke the women's 100m backstroke mark in the heats. Chupkov timed 1:00.12 to beat his previous best of 1:00.84, while Atherton swam 59.83sec to beat the previous mark of 1:00.25.