$119 Polymarket bet on Paris' weather turns into $21K after unusual temperature spike, sparking official probe

Source: Business Insider

An anonymous Polymarket trader made a long shot bet on the highest temperature in Paris shortly before an unexplained spike — and reaped a more than $21,000 profit. Annice Lyn/Getty ImagesThere's a potential new headache for prediction markets: weather manipulation. A Polymarket trader made a long shot bet on Paris' temperature before an unexplained spike.