• Campbell v. O’Donnell harness racing’s greatest rivalry
• Gural’s critics focus on the messenger because they don’t have a message
• Sun Stakes reignite passing lane debate
• Off And Pacing app drawing new fans
• Walner returns
• Siegel, Wallenius-Kleberg on Hall of Fame ballot

photo: Pre-season Hambletonian favorite Walner with return to pari-mutuel action Saturday at the Meadowlands | Mark Hall / USTA