McKinney teen found dead in Lubbock

An investigation is underway into the death of a Texas Tech freshman found dead in his truck.

Family members reported 18-year-old Grant Kleman of McKinney missing on Friday. They last had contact with him on Wednesday.

Over the weekend, his family received a call saying his truck was spotted at a Wal-Mart store in Lubbock.

Kleman was found unresponsive inside the vehicle.