In what is becoming a familiar trend for the sport of horse racing in North America, betting in 2024 declined by 3.35%. According to figures released Friday by Equibase, $11,265,210,514 was the all-sources yearly handle for 2024 for U.S. racing, down from 2023's total of $11,655,726,020. Handle was last up in 2021, but that was an outlier because those numbers were going up against 2020 figures when the pandemic shut down much of the sport. Prior to that, the last handle increase was in 2018. The more alarming trend is...