Head football coach Travis Turner has been reported missing, casting a shadow over what was expected to be a triumphant, undefeated season for his Union High School team in Virginia.

According to the Virginia State Police, Turner, 46, was officially listed as a missing person Sunday after last being seen on Thursday.

He was last seen wearing a gray sweatshirt, gray sweatpants and glasses.

Union High School head football coach Travis Turner has been reported missing, according to the Virginia State Police. (Leslie Turner/Facebook)

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The state police said troopers went to Turner’s residence near Appalachia, Virginia, Thursday evening to respond to a non-criminal complaint, but when they arrived, he was not there, according to WCYB-TV.

In a since deleted Facebook post, Turner’s wife, Leslie Turner, wrote that he was “missing and that’s all we know.”

Search efforts involving K-9 units, drones and ground crews have since been underway across Wise County.

Union High School head football coach Travis Turner, who has been reported missing, in an undated photo released by the Virginia State Police. (Virginia State Police)

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Amid the search, Wise County Public Schools said an unidentified staff member was placed on administrative leave with pay, pending an internal investigation into external allegations.

“At this time, a staff member has been placed on administrative leave with pay while an external agency reviews an allegation that was reported to us. This is standard procedure and not a determination of wrongdoing. The division cannot comment further,” Wise County Public Schools said in a statement to WCYB-TV.

Turner’s disappearance has stunned the community and the Union High School Bears, who entered the postseason with an 11-0 record.

He has been the head football coach at the public high school in Big Stone Gap, Virginia, since 2011.

Virginia State Police have launched a search for Union High football coach Travis Turner, whose disappearance has stunned the Big Stone Gap community. (Virginia State Police)

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No additional details about the circumstances of his disappearance or the nature of the initial complaint have been released. Officials have not indicated whether foul play is suspected.

Fox News Digital has reached out to Wise County Public Schools and the Virginia State Police for additional information.

Anyone with information about Turner’s whereabouts is asked to contact the Virginia State Police at (276) 228-3131.