Senators ban themselves from prediction markets after candidates bet on own races Senator decries "blatant, brazen corruption," wants to target Trump admin next. https://arstechnica.com/tech-policy/2026/05/senators-ban-themselves-from-prediction-markets-after-candidates-bet-on-own-races/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social