HUNT COUNTY, Texas (CBSDFW.COM) – The reward for information leading to an arrest in the case of a service dog that was shot and killed in Quinlan outside its home on January 13 has increased significantly.

The Hunt County Sheriff’s Department said an anonymous donor came forward with a $5,000 donation to raise the total reward to $6,000.

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Hannah Westmoreland and Journey (courtesy: Westmoreland family)

Hannah Westmoreland is diabetic and Journey was specially-trained to detect the smell when Hannah’ blood sugar got low.

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The family said Journey, a 4-year-old golden retriever, was outside on a Sunday morning for his daily dip in a pond when someone shot and killed him.

“He was my best friend,” said Hannah.

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Anyone with information regarding this case is asked to call Hunt County Crime Stoppers at 903-457-2929 and will remain anonymous.