Former Rep. George Santos is under scrutiny for his trading on prediction markets, according to two sources familiar with the matter.

Kalshi identified suspicious activity in a market about whether Santos would attend the State of the Union address.

Kalshi froze Santos' account and made a referral to the Justice Department and Commodity Futures Trading Commission, a source said.

AI-generated summary was reviewed by a CNN editor.

Former New York Rep. George Santos, who went to prison last year on federal fraud charges after being ousted from Congress, is now under scrutiny for his trading on prediction markets, according to two sources familiar with the matter.