A former White House teleprompter operator accused of using inside knowledge to make bets on the prediction market Kalshi has been ordered to turn over more than US$100,000 in profits and pay a US$65,000 fine as part of a settlement with federal authorities. The settlement with the Commodity Futures Trading Commission, announced on Friday, also dealt Gabriel Perez a three-year trading ban. Perez was placed on unpaid leave from his job at the White House after reports emerged that he used his...