In this file photo, Dr. Rachel Rubin appears at her office at the Cook County Department of Public Health in Forest Park, Monday, Nov. 2, 2020. Dr. Rubin is one of two top leaders at the Cook County Dept. of Public Health. (Antonio Perez / Chicago Tribune)
Public health official says Cook County ‘will not hesitate’ to impose further COVID-19 restrictions if suburban case numbers don’t improve

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