TULSA, Oklahoma - Fire investigators are trying to figure out what started a fire in a Mercedes as it sat in someone's driveway near 36th Street North and Peoria. Investigators tell us a fire started at the back of a Mercedes around 4 a.m.

A second fire started in the home a short time later. Firefighters say that fire did cause some damage to an area inside.

No one was home at the time. The cause of the fires is under investigation.