dear vet, I HAVE A STANDARD BREED RACING FILLY HERE IN OHIO. WHEN I RACE HER SHE WANTS TO TIE UP DURING THE RACE, ABOUT THE 3/4 POLE. WHEN I JOG HER, AFTER 3 MILES SHE ACTS LIKE SHE IS TIEING UP THEN. CAN YOU HELP? THANK YOU sixlarry@yahoo.com