The DEA advises that anyone who gets a threatening phone call to hang up and report it and also warns Americans to be very, very wary of online pharmacies.
"I think that's one of the takeaways for people to understand, that buying over the Internet for controlled substances is highly suspicious, and they should be very cautious about trying to do that," said DEA agent Gary Boggs.
If the 11 men who have been indicted are charged, they face 20 years in prison. Dan Sirek, who lost his wife, thinks they should get the death penalty.
"Our relationship is probably something that only comes along once in a lifetime, and I hope they move fast and get these people so nobody else gets hurt," he said.