Kim Boutin won the women's 500m event at the ISU world short track championships in Rotterdam, Netherlands, on Saturday. The Sherbrooke, Que. native led the five-athlete final from start to finish, clocking 42.626 seconds for the victory. Xandra Velzeboer of the Netherlands, the two-time defending champion in the event, took silver in 42.833. Kristen Santos-Griswold of the United