McKinney teen found dead in Lubbock

McKINNEY, Texas - 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.