jamie heath had no idea he was being conned but this is no ordinary hoax. an extortion scheme so paralyzing, the feds call it a violent crime. fbi special agent eric arbuthnot. >> the victims are wealthy, doctors, lawyers, professional people, get the phone call, make the payment. >> heath is a music producer and lives in los angeles investigators say a recent target for the extortionists he was inside his home when we got the call. >> i heard him say they're going to shoot me, they're going to hurt me. then i hear someone cover husband mouth and someone grabs his phone. and then, they grab the phone and say listen to me, how you respond determines if you see your son again. >> you thought it was son right from the son >> yes there was no thinking, it was my son. >> he rushed to the bank. >> i ran there, rushed down the street, ran to the bank. >> once inside he got a text from his wife. >> that said mack is safe, he's at school. >> that's when he finally called his son. according to the fbi, versions of the scheme have been around for about a decade but it