DENTON, Texas – A Denton County man is furious after his missing dog was euthanized at the Denton Animal Shelter before he could pick it up.

John Gilcrease says the last time he saw his 13-year-old labrador, Gunner, was sunbathing in his driveway on Tuesday, Sept. 3.

“I snapped a picture not knowing that would be the last picture I would ever take of him,” Gilcrease said.

Gilcrease says when he came home from work, he didn’t initially realize Gunner was missing until he didn’t come for his food at dinner.

After searching into the early hours of the morning, he says he turned to the internet.

“I made a post on Facebook, and I made a post on Nextdoor saying, ‘My dog is gone! Somebody please help me!” recalled Gilcrease.

One of the responses to the post on Wednesday morning was a screenshot from Denton Animal Services’ website with Gunner’s photo.

Gilcrease’s wife …