Dhaka, May 5 -- Two-time reigning Olympic champion Sydney McLaughlin-Levrone won the 400-meter hurdles with the fastest time in the world this year at the Grand Slam Track series Miami meet on Saturday. The 25-year-old American won in 52.07 seconds with Jamaica's Andrenette Knight second in 54.08 in a wind of 1.3 m/sec."There's some stuff to clean up but I'm happy with where my fitness is," McLaughlin-Levrone said. "For my second race of the year, I'm happy." McLaughlin-Levrone, who added a 2022 world title to her Olympic gold medals from Tokyo and Paris, broke her own world record last August in capturing the title in France with a run of 50.37.American Jacory Patterson won the men's 400m in a 2025 world-best time of 43.98 seconds with J...