Knoxville Fire and Rescue and the Knoxville Police Department responded to a call of a vehicle on fire at 705 W Pearl in Knoxville shortly after 7:00 am Sunday. Fire Chief Cal Wyman tells KNIA/KRLS News that the owner of the truck had recently purchased it. He had been working on it, and took it out for a test drive. When he arrived back at the residence, he went inside. Shortly later he discovered that the truck was on fire. No one was injured.