A California woman lost more than $8 million in a crypto scam, taught herself to trace blockchain transactions, and got a Turkish court to seize a $100M+ wallet. Then U.S. authorities took custody of $225 million in Operation Big Tuna. Now hundreds of victims are battling the government to recover their money. https://www.wsj.com/finance/currencies/crypto-investment-scam-victims-big-tuna-a489ece6(Officer's Notes)