Olympic champion Lukas Martens of Germany has broken the men's 400-meter freestyle world record at the Swim Open Stockholm.

Lukas Martens completed a stellar meet by breaking the German record in the 800 freestyle at the Swim Open Stockholm.

Sara Curtis broke her second Italian record of the day when she clocked 24.43 to win the 50 freestyle at the Italian Championships.

Olympic champion Lukas Martens of Germany has broken the men’s 400-meter freestyle record at the Swim Open Stockholm ...

STOCKHOLM — Olympic champion Lukas Martens of Germany has broken the men's 400-meter freestyle record at the Swim Open Stockholm. Martens became the first swimmer to break the 3 minute ...

STOCKHOLM (AP) — Olympic champion Lukas Martens of Germany has broken the men’s 400-meter freestyle record at the Swim Open Stockholm. Martens became the first swimmer to break the 3 minute ...

STOCKHOLM -- Olympic champion Lukas Martens of Germany has broken the men's 400-meter freestyle world record at the Swim Open Stockholm. Martens became the first swimmer to break 3 minutes ...