Cryptoaz

Prediction markets like Kalshi and Polymarket are booming. They also face a widening legal battle with US states and criticism over alleged user insider trading. Here's how they got so controversial.

Arizona said it filed criminal charges against Kalshi for operating an illegal gambling business in the state. Arianna Simpson, former general partner at Andreessen Horowitz, joins Scarlet Fu and Tim Stenovec on "Bloomberg Crypto."