XIAMEN (China): American Christian Coleman powered to victory in the men's 100 metres race at the Xiamen Diamond League as the premier one-day series returned to China for the first time in four years on Saturday after COVID disruptions.Coleman crossed the line in 9.83 seconds to draw huge roars at the Egret Stadium in Xiamen, which replaced Shenzhen and will continue to host one of the two Diamond League meetings in the Asian nation until 2032.He was ahead of Jamaican Kishane Thompson who clocked 9.85 seconds for silver....