In Saturday's $20-million Saudi Cup, two-time Grade I winner Defunded (Dialed In) will be running for more than his owner, Dr. Muhaideb Al Muhaideb's HDB Racing. Should the horse win the Saudi Cup, the owner will give away 2 million Saudi Riyals to fans who follow him on the X site @muhadb1. Two million Riyals is worth US$533,000. The money will be divided among four winners. If Defunded doesn't win but a Saudi-based horse does, Dr. Muhaideb will give away two Lexus SUV to his followers. If a horse without...