Classic-winning jockey Hollie Doyle is set to see a specialist after sustaining an arm injury in a spill at Wolverhampton on Monday. Doyle was aboard the 4-7 favourite The Perfect Crown (Ire) (Hallowed Crown {Ire}) at Dunstall Park when her mount broke down on the final turn. She will not take up her engagements at Kempton on Tuesday. Doyle, who is the retained rider for Imad Al Sagar's Blue Diamond Stud, said, "Dr. Jerry Hill [chief medical adviser for the British Horseracing Authority] has got me in to see a...