The "Southwell" sand racetrack in London, UK, will host the Al Wathba Stallions Cup for purebred Arab horses tomorrow, Sunday, under the patronage of the 16th edition of the Sheikh Mansour bin Zayed Al Nahyan Racing Festival. Top contenders include the horse "Assassin" owned by Jay Killoway, trained by Peter Hammersley, and ridden by Louis Sanders, as well as "Marakib" from Asail Bloodstock Ltd, trained by the renowned thoroughbred trainer Hugo Palmer, and ridden by Johnny Beech, along with the filly "Victoria," owned and trained by James Owen, and ridden by Tegan Badgett.