Mr. Glisan initially expected to be placed in a minimum-security camp in Texas.

She began serving her term on September 10, 2010 at a minimum-security camp in Alderson, West Virginia.

Mr. Stewart spent much of his 49 months in prison at a minimum-security camp near Spokane.

Attached to the main facility is the minimum-security "camp", where inmates must have four years or less on their sentences.

His release from the minimum-security camp is scheduled for Jan. 7, prison officials said.

About 520 employees are required to staff the entire federal complex with additional labor provided by the minimum-security camp.

An additional 204 prisoners live outside the prison walls in a minimum-security camp built six years ago.

Officer Powell had surrendered one day early, on Sunday, and had already spent a night in detention at the Dublin Federal Prison Camp, a minimum-security camp 40 miles southeast of San Francisco that is mainly for nonviolent inmates.

He left the minimum-security camp at the Loretto Federal Correctional Institution in southwestern Pennsylvania about 5:20 a.m.

If they are sent to a minimum-security camp, which houses a greater proportion of white-collar and nonviolent defendants, their prison time is likely to be considerably easier.