Sweden’s Sjostrom lowers own world record in 100 fly

Women’s 100 meters butterfly – Sarah Sjostrom breaks the world record for the second time in two days, winning the gold medal in this event for the third time, swimming a fantastic 55.64, 10 tenths of a second better than the record from the day before.

Apparently, the world-record performance Sarah Sjostrom unfurled during the semifinals of the 100 butterfly was just a tuneup, as the Swedish 21-year-old roared to another global standard in the championship final, touching the wall in 56.64.

American teenager Ledecky, a triple world-record holder, built a commanding lead in her final and came within a second of her own world record in the event, but had to make do with a winning time of 3:59.13 mins – a new championship record.

Sjostrom first broke the mark set by American Dana Vollmer at the 2012 London Olympics in Sunday’s semifinals.

Adam Peaty won the men’s 100m breaststroke gold to give Britain its first world champion in the event for 40 years.

Japan’s Kanako Watanabe took silver, 2.33 seconds behind Hosszu, while Britain’s Siobhan O’Connor claimed bronze.

KAZAN, Russian Federation (AP) – Katinka Hosszu has set a world record in the 200-meter individual medley at the world swimming championships.

Peaty’s fellow Briton Ross Murduch claimed bronze with a time of 59.09 seconds.

Adam Peaty of Britain and Cameron van der Burgh of South Africa, left, look at timing board after finished 1-2 in the 100 breaststroke.

“I knew I had some catching up to do but I kept fighting right to the end and it paid off”.

Florent Manaudou of France won the men’s 50 butterfly in 22.97. 12 over Brazil’s Nicholas Santos. Laszlo Cseh of Hungary and Konrad Czerniak of Poland tied for bronze in 23.15.

Lochte was the leading qualifier for today’s 200 freestyle final that features a loaded field including Sun Yang of China, Chad le Clos of South Africa, world record holder Paul Biedermann of Germany, James Guy of Britain and Cam McEvoy of Australia.

Yuliya Efimova, competing in her first major competition since her doping ban ended in February, topped qualification for the women’s 100m breaststroke final.

In semifinals, U.S. Olympic champion Matt Grevers qualified fourth fastest into Tuesday’s 100m backstroke final.

Australia s Mitchell Larkin was the fastest into the men s 100m backstroke final on Tuesday. Also advancing to the final on Tuesday night was Missy Franklin of the United States and teammate Kathleen Baker, who moved into the semis after Hosszu withdrew.