NBC Chicago reached out to the Bureau of Prisons, which oversees ADX Florence, for comment. We have not heard back at the time of publishing. Hoover, 74, had been a federal inmate since 1998.

What are records? Since 2014, The Marshall Project has been curating some of the best criminal justice reporting from around the web. In these records you will find the most recent and the most ...

What are records? Since 2014, The Marshall Project has been curating some of the best criminal justice reporting from around the web. In these records you will find the most recent and the most ...

For his federal conviction, Hoover is currently being held at the ADX Florence prison, a federal prison formally known as the United States Penitentiary Administrative Maximum Facility ...

He was convicted on those charges, and was sentenced to three life sentences, which he served in a federal prison. Located two hours outside of Denver, ADX Florence is the federal government’s ...

Hoover, 74, the founder of the Gangster Disciples, has spent nearly three decades in solitary confinement at ADX Florence in Colorado, widely considered one of the most secure prisons in the world.

A federal judge in Washington, D.C., won’t stop the U.S. government from moving 21 federal prisoners from Terre Haute to a notoriously harsh prison ... move people to ADX Florence for no other ...

A federal judge in Washington, D.C., won’t stop the U.S. government from moving 21 federal prisoners from Terre Haute to a notoriously harsh prison in Colorado. The prisoners ... “Their politically ...

A man died at the state prison complex in Florence on Saturday by suicide, according to authorities. Prison staff found Mario DeLuna, 43, unresponsive in his assigned housing location Saturday ...