SAN JUAN, Puerto Rico, Nov. 9, 2015–Pressure is building from trainers, riders and judges to ease the so-called “blood” rule to provide flexibility before eliminating a horse from international competition while strictly enforcing automatic elimination for blood in the mouth…

A big increase in penalties for going off course in international competitions that could change Olympic and championship medals has sparked a controversy for the International Equestrian Federation (FEI) annual meeting that opens in San Juan, Puerto Rico Tuesday…