http://www.startribune.com/crime/story/1337623.html :
The government argued for a long sentence because of Smith's flagrant defiance of judicial orders and his death threat against a witness in the case. Just days after a federal judge shut down the Burnsville pharmacy in May 2005 and ordered Smith to refrain from selling drugs, Smith traveled to the Dominican Republic using a false passport and took steps to open a new online pharmacy. He even withdrew money that had been frozen by a previous court order.
[...]
As an informant Hollis put herself at risk, Engisch said. On March 4, 2006, Smith called a colleague in the Philippines and discussed ways to shut her up by threatening her children's lives. In the phone call, Smith told Roanna Cleofe that he wanted her to arrange to have someone take photos of Hollis' children. If Hollis wants to testify, she can, he said. "We're going to give her the option of which one of her kids she's going to sacrifice for doing so."