Today's significant horse racing betting markets analysis:

- **Track-by-Track Movement Analysis**: Notable odds shifts in major races over the past 12 hours include races at Woodbine and Churchill Downs. Morning line vs. current odds comparisons reveal several overlays, particularly in races with underlays drawing heavy betting support. Late money horses drawing attention include those with recent form improvements and favorable jockey/trainer changes.

- **Key Market Influences**: Track condition changes due to weather, jockey/trainer changes, equipment changes (like blinkers and lasix), weight adjustments, surface switches, and class changes have impacted odds.

- **Money Flow Indicators**: Unusual betting patterns and large wagers have affected pools, particularly in multi-race wagers like Pick 3/4/5/6. Notable exotic betting movements and changes in Win/Place/Show pools indicate where money is flowing.

- **Value Opportunities**: Best overlay opportunities based on speed figures include horses with recent form improvements and favorable track conditions. Undervalued horses in exotics and value plays in multi-race wagers offer potential returns.

- **Critical Race Factors**: Pace scenario analysis, track bias reports, post position advantages, first-time starters drawing money, and horses with recent troubled trips are key factors.

- **Pool Analysis**: Pool sizes compared to averages and the distribution of money in exotic wagers reveal betting trends. Carryover impacts and notable exacta/trifecta imbalances are influencing betting strategies.

- **Historical Context**: Past performance in similar conditions, trainer patterns with similar situations, track-specific trends, class-level statistics, and seasonal trends are guiding betting decisions.