Cook County K-9 Mourned After Sudden Death: 'Your Watch Is Over'

COOK COUNTY, IL — The Cook County Sheriff's Office is mourning the sudden death of K-9 Chester, the agency announced Monday.

K-9 Chester was six years old and died on Friday due to a medical emergency, according to the sheriff's office. He had worked with K-9 Specialist Eriaka Phillips for the past five years, primarily in contraband prevention for the Cook County Department of Corrections.

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"We are grateful for Chester's years of faithful service and the difference he made in our department," the sheriff's office said in a social media post.

"Rest easy, Chester. Your watch is over. Your service will never be forgotten!"