US States News Prediction Markets Washington Judge Blocks Kalshi Sports Contracts With Preliminary Injunction Last Updated: July 21st, 2026 11:55 am PDT Key Highlights Court Sides With Washington Regulators On July 20, King County Superior Court Judge John McHale granted a preliminary injunction against Kalshi, temporarily restricting the prediction market operator from offering sports-related event contracts in the state. McHale approved Washington’s motion after deciding the state is likely to succeed in its case. Following the lead […]