American teenager breaks her own 400m freestyle world record
Seventeen-year-old American swimmer Katie Ledecky refreshed her own world record in the 400m freestyle at the Pan Pacific Championships in Australia Saturday, clocking 3 minutes 58.37 seconds to beat her previous mark by 0.49 seconds, reports Xinhua.
Ledecky also holds the world records in the 800m and 1500m freestyle to make her the first woman since Janet Evans to hold all three records at the same time.
Ledecky has collected four gold medals at the Pan Pacific Championships on the Gold Coast after wins in the 200m and 800m freestyle and as part of the US 4x200m freestyle relay.
(Posted on 23-08-2014)