UPDATE: The Hays County Sheriff?s Office said they found the Chevrolet pickup truck in a Walmart parking lot in Lockhart, Texas on Thursday night, but that he still has not been located. The search for him is ongoing, the sheriff?s office said.

The Hays County Sheriff?s Office is asking for the public?s help in finding a 35-year-old Hays County Transportation employee that is missing and is suspected of being suicidal.

Tyler J. Pendergrass was last seen leaving his workplace at 3:45 p.m. Thursday in a 2009 Chevrolet Colorado pickup with a Texas exempt plate reading ?1043394," according to officials.

His vehicle also has Hays County Transportation decals on the doors.

Pendergrass was last seen wearing a grey, long-sleeved shirt, blue jeans and a Dallas Cowboys ball cap. Officials believe he may be in the Lockhart, Texas area.

Anyone with more information on Pendergrass?s whereabouts is urged to contact 9-1-1 and report his location to dispatch.