Nation A man with mental illness died after 20 days in solitary confinement. Did the jail system fail him? April 12, 2023Tami Abdollah, USA TODAYComments Off on A man with mental illness died after 20 days in solitary confinement. Did the jail system fail him? Claims of medical neglect and mistreatment of people with mental illness are a problem in U.S. jails, experts say.