Super Sanya continues to sparkle
Olympic women's 400 metres champion Sanya Richards-Ross won her first race since the London Games and Yuliya Zaripov clocked the year's fastest time in the women's 3,000M steeplechase at Friday's Diamond League meeting.
The Dominican Republic's Felix Sanchez was beaten in the 400M hurdles while Olympic 1500M champion Taoufik Makhloufi of Algeria, running in the 800, was upstaged by 18-year-old Ethiopian Mohammed Aman.
American Richards-Ross took victory from Botswana's Amantle Montsho in 49.89 seconds while Britain's Olympic silver medallist Christine Ohuruogo was third.
Russia's Zaripova ran in 9:05.02 to beat Tunisia's Habiba Ghribi into second place as she did in London.