England have been given a major injury scare ahead of the Women’s T20 World Cup after captain Nat Sciver-Brunt sustained a calf injury. Sciver-Brunt has been withdrawn from Charlotte Edwards ’s squad for the ODI series against New Zealand after sufffering the issue while playing for the Blaze on Wednesday. Vice-captain Charlie Dean, who had originally been rested for that series, will now skipper the side, with Maia Bouchier called up as batting cover. A decision on Sciver-Brunt’s participation in T20 series against the White Ferns and India will be made in due course, with England suggesting that her absence from the 50-over games is precautionary as they gear up for a tournament on home soil. The World Cup squad took no part in the Metro Bank Cup games on Saturday to instead attend a leadership programme with the British Army. Sciver-Brunt was not involved in physical activities.…