The final race at Huntingdon on Tuesday was declared void after officials raised the stop-race flag mid-contest, fearing a collision when the withdrawn Blues Singer was ridden back along the track towards the oncoming field. The stewards have sent a report to the British Horseracing Authority, and no penalties have been issued so far. The Alan King-trained Blues Singer, partnered by Tom Bellamy, had been withdrawn at the start of the PricedUp Bet Handicap Hurdle after proving