By Joseph Adinolfi Kalshi also faces a controversy surrounding its handling of a market tied to whether Iran's supreme leader would remain in his position Traders flocked to prediction markets to place bets this weekend as global markets were closed. This weekend was a big one for prediction markets like Polymarket and Kalshi, but allegations of insider trading and a controversy surrounding the handling of one particularly sensitive market have set off a firestorm of criticism. With global marke...