Add Yahoo as a preferred source to see more of our stories on Google. Polymarket advertisements predict a victory for Zohran Mamdani in the New York City mayoral election in November 2025. (Olga ...

Sens. Jeff Merkley, D-Ore., Elizabeth Warren, D-Mass., and Rep. Jamie Raskin, D-Md., on Thursday introduced legislation to ban prediction market bets on sports, war, elections and government actions.

Arrests for betting on the U.S. military operation that removed Venezuelan leader Nicolás Maduro. Death threats from gamblers to a journalist reporting on an Iranian missile attack on Israel. Fears of ...