These books were written with a poison pen. A string of inmate deaths at an infamous Chicago jail have been linked to a terrifying new drug trend — paper laced with a deadly drug and smuggled behind bars. And the correction officers who have been fighting it say it threatens to be more lethal than the crack epidemic of the 1990s . When guards at the Cook County Correctional Facility found 57-year-old inmate Thomas Diskin dead, slumped around his cell’s toilet in January 2023, investigators were