Australias Rebecca Henderson claims historic race walk world record

25-year-old sets new global mark for race walk marathonRising star slices 19 seconds off previous record despite rainRebecca Henderson walked her way into the history books in Japan by becoming the first Australian track and field athlete in a generation to set a senior world record in a championship event.The rising 25-year-old from Dandenong set a new global mark for the race walk marathon - the sports newest championship event - clocking a remarkable three hours 14 minutes 52 seconds at the A...