King Charles is selling 12 of Queen Elizabeth’s racehorses. The 73-year-old monarch inherited his mother’s stable after she died last month but he is planning to cut her racing operation and will be getting rid of almost a third of the 37 equines she has had in races this year at Newmarket’s Tattersalls auction later this month. Charles is planning more sales in the future, but amongst the first he will be getting rid of is Just Fine, who is trained by Sir Michael Stoute and was the first of the new king’s winners late last month, and Love Affairs, the queen’s last winner just two days before …