Donna Ouchida, an 82-year-old from Sacramento County, California, lost $35,000 in a scam that began with a message asking her to verify a suspicious charge.

"I got this message that said, is this 200 and something dollars charge yours? If not, call this number," Ouchida said.

Just a week earlier, one of her credit cards had been compromised, so she called the number.

On the other end, a man claiming to be from the U.S. Treasury warned her that her identity had been stolen.

"That credit cards had been opened in my name all over the world, and I got scared," Ouchida said.

Then he sent a warrant, supposedly for her arrest.

"They said we need you to show you're not laundering money," she said.

To prove her innocence, she was told to send $50,000 in cash.

After arranging with her bank,

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