Thistlecrack out of Gold Cup with stress fracture

The 10-year-old ran a promising race in the King George at Kempton over Christmasbut had been stiff since then, leading to the discovery of his latest injury.
“We were just getting really excited that the old Thistlecrack was still there and hopeful that he would go to the Gold Cup,” said Kim Tizzard, assistant trainer to her father, Colin.