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ELIZABETH BOROUGH (KDKA) — Police and K-9 officers gathered to say goodbye to an Elizabeth Borough K-9 that had to be put to sleep Friday.

The police department learned Thursday that their K-9 Colt, a 10-year-old German Shepherd, had a severe heart condition.

elizabeth borough k9 william sombo colt Officers Say Goodbye To Elizabeth Borough K 9 With Severe Heart Condition

(Photo Credit: Elizabeth Borough Police K-9 Unit/Facebook)

Colt first served the North Huntingdon Police Department with patrolman William Sombo. The two retired, then decided to return to duty in 2015 when they joined the Elizabeth Borough Police K-9 Unit.

Officers from the Elizabeth Borough Police Department and K-9s from around the area went to the veterinarian’s office on Friday to support Sombo and say goodbye to Colt.

elizabeth borough k9 Officers Say Goodbye To Elizabeth Borough K 9 With Severe Heart Condition

(Photo Credit: Elizabeth Borough Police K-9 Unit/Facebook)

Police say Sombo and Colt were responsible for hundreds of arrests and discovering thousands of pounds of narcotics.