The 27-year-old, who won the distance double at the Beijing 2008 Games, saw off Kenya's Sally Kipyego and Vivian Cheruiyot with a final-lap burst to win by more than five seconds. Dibaba's time was a season's best 30:20.75, with Kipyego taking the silver in 30:26.37 and world champion Cheruiyot bronze in 30:30.44. Ethiopia has long dominated long-distance running and were again in full force in London. Residents in Ethiopia celebrated the country's first gold medal of this Olympics, telling Bikyamasr.com they hope for more in the next few days.