This year, 66 men and 40 women attended the three-day competition in Hayward that ended Saturday. Karolina Urbanová from the Czech Republic set world records in two events. Meredith Ingbretson of Hayward set a world record in the Women's Boom Run, sprinting across the water and back over eigh...
Source: [Yahoo Sports](https://sports.yahoo.com/articles/3-womens-world-records-set-042123433.html)