of the test series against west indies. scan results have confirmed wood has a right elbow injury and needs to return to the uk for specialist treatment. cameron norrie's defence of the men's indian wells title is over after he was beaten by 18—year—old carlos alcaraz. the british number one lost in straight sets to the spaniard, who faces rafa nadal in the semifinals. and another tennis line to bring you — emma raducanu is set to make her billiejean king cup debut for britain when they face czech republic next month. the us open champion joins harriet dart, katie swan and sonay kartal for the tie in prague. it's day one of the world indoor athletic championships in belgrade, and gb's katarina johnson—thompson and darryl neita are both in action. johnson—thompson has had a tough start, failing at a height of 1.86 metres in the highjump. the reigning champion hasn't competed since withdrawing from the olympic heptathlon with a leg injury last summer, but received an invite from world athletics to compete in belgrade.