US sues Arizona, Connecticut, Illinois to stop regulation of prediction markets - Reuters

The Trump administration is suing Illinois to block the state's regulatory framework for prediction markets, challenging its authority to govern the nascent betting platforms. Prediction markets allow users to wager on outcomes of political events, sports, and other occurrences, and have grown in prominence as a tool for forecasting. The federal lawsuit argues that Illinois's regulation conflicts with federal law or exceeds the state's jurisdiction over interstate commerce. The dispute reflects broader tension between states seeking to regulate emerging financial markets and the White House's apparent preference for a lighter regulatory touch. The case will likely test the boundaries of state versus federal authority over prediction market platforms.