After $679 million in Iran war bets, Democrats move to ban prediction markets tied to military action

Washington lawmakers are moving on multiple fronts to curb the most politically toxic corners of prediction markets after millions of dollars flowed into bets tied to US-linked military action in Iran. Over the past week, several Democratic lawmakers have been pursuing multiple paths to rein in the fast-rising business. One effort, led by Rep. Mike Levin and Sen. Chris Murphy,  focuses on war-related contracts that c…