The United States denied a star-studded Jamaican team the gold in the women’s 4×100 metres at the world athletics championships in Eugene, Oregon on Saturday, while Canada upset the US in the men’s sprint relay. Twanisha “TeeTee” Terry held off 200m champion Shericka Jackson in the home stretch of the women’s 4×100 relay to finish in 41.14 seconds, in front of a delighted home crowd. “Coming into here, we knew we had to have the chemistry,” Terry was quoted as saying by World Athletics. “We had to move the baton through the exchanges. You can have the fastest…legs, but if you don’t move the …