Arc contenders

The undefeated G1 Qatar Prix de l'Arc de Triomphe favourite Ace Impact (Ire) (Cracksman {GB}) is pleasing trainer Jean-Claude Rouget ahead of the big day on Sunday. He is one of 16 on the radar for the ParisLongchamp showpiece after Sprewell (Ire) (Churchill {Ire})'s defection at the latest forfeit stage on Tuesday. A colourbearer for Gousserie Racing and Ecuries Serge Stempniak, the five-for-five G1 Prix du Jockey Club hero ran out a three-quarter length winner of the G2 Prix Guillaume d'Ornano when last seen in August. "Why shouldn't I be...