The Cook County, Illinois, community is mourning the loss of Lieutenant Mark Biskup, a respected member of the Cook County Sheriff’s Office whose death has prompted an outpouring of grief from family members, friends, colleagues, and members of the law enforcement community.
News of Biskup’s passing has spread throughout Cook County and beyond, leading many who knew him personally and professionally to share tributes honoring his life, service, and dedication.
His death has left a deep void among those who worked alongside him and among the many people whose lives he touched throughout his career…