The penitentiary has over the years housed such infamous criminals as George "Machine Gun" Kelly, Robert Stroud, James Earl ...

is now a resident of the U.S. penitentiary in Leavenworth, Kan. The Bureau of Prisons moved him to the medium-security federal correctional institution on April 16. Pettit, 58, had been locked ...

Two prison corporations and the Federal Bureau of Prisons have moved quickly to prepare facilities to hold immigrants in ...

The gospel of socialism spread through Oklahoma at weeklong summer camp meetings that attracted ... 28 insurgents who served time at Leavenworth federal prison in Kansas. Courtesy of Leita Spears ...

Robert Stroud, known as the Birdman of Alcatraz, started studying birds while in prison in Leavenworth, Kansas.

Correctional specialists at the U.S. Disciplinary Barracks at Fort Leavenworth thwarted an attempted prison break in late April.

Alcatraz Island, a military fort turned an army prison in the San Francisco ... behind bars in Kansas at U.S. Penitentiary Leavenworth, now known as Federal Correctional Institution, Leavenworth.