California State Fair's Cal Expo

Opening weekend for Thoroughbred racing at the California State Fair's Cal Expo in Sacramento has been cancelled due to projected extreme temperatures, the California Horse Racing Board (CHRB) said in a release Wednesday. Racing was scheduled Friday-Sunday, July 14-16. The CHRB follows an Inclement Weather Policy (IWP) which examines temperature, wind speed, and humidity to include recommendations and requirements pertaining to the heat index. The IWP lists the heat index in steps, beginning at 130, the point at which some horses experience discomfort. The danger to horses increases at 150,...