Wales recall Eli Walker to squad but he is not fit to face Springboks

• Wing was originally a late replacement, then injured• Walker returns for Liam Williams but still recoveringA month after Eli Walker was out he is in again. Wales have called him up as a replacement for Liam Williams, who injured his foot playing Australia last Saturday. First time around, before the World Cup began, Walker was as an emergency replacement for Leigh Halfpenny but he had to drop out of the squad when he damaged his hamstring in training.The fact Walker is back now shows how stretched the Welsh are, since he has not recovered from the injury and the assistant coach, Rob Howley,…