Sarah Sjostrom of Sweden won her fourth consecutive women's 50m butterfly world championship.

Swedish swimmer Sarah Sjostrom wins womens 50m butterfly in Budapest . Sjostrom claims fourth consecutive world championship gold medal .

BUDAPEST: Sarah Sjostrom, a Swedish swimmer, claimed the womens 50m butterfly in Budapest on Friday for the fourth time in a row.The 28-year-old ran in 24.95 secs to defeat Frenchwoman Melanie Henique by 0.36 secs, with China's Zhang Yufei coming in third at 0.37.It was Sjostrom's 19th overall world championship medal, dating back to 2009.As the semi-finals in the 50m freestyle were scheduled to begin 25 minutes after the butterfly final, she had a quick turn around.