Kalshi probes bets on Trump's pick for new White House press secretary

Prediction market platform Kalshi is examining a series of trades that correctly predicted the appointment of Katie Zacharia as the new White House press secretary. Zacharia was not previously seen as a frontrunner for the position. The probe focuses on whether traders had access to non-public information ahead of the announcement.

Raises questions about information asymmetry on regulated prediction markets and whether insider trading-style risks require new surveillance tools or contract rules for political appointments.