A dog started a fire in a Tulsa home after gnawing on a lithium-ion battery. Suddenly, the battery spews small purple sparks, sending the trio of animals springing toward safety.

Firefighters say the dog damaged the lithium-ion battery, causing the fire. The video shows a dog, who is lying on a mattress, jump away from the battery when it begins giving off sparks.

TULSA, Okla. (AP) — A dog chomping on a lithium-ion battery sparked a serious house fire in Oklahoma, and video of the moment the sparks began to fly has been enlisted by a fire department to ...

Firefighters say the dog damaged the lithium-ion battery, causing the fire. The video shows a dog, who is lying on a mattress, jump away from the battery when it begins giving off sparks.