What it's like inside America's toughest prison

More than 40 US states run "super-maximum security" prisons for particularly violent or ill-behaved convicts. But the federal government runs only one "Supermax:" the notorious US Penitentiary Administrative Maximum Facility in Florence, Colorado. More widely known as the ADX or the "Alcatraz of the Rockies," it's the highest-security prison in the entire country. There, every inmate spends roughly 23 hours a day in solitary confinement, The New York Times reported in a lengthy article over the...