- A Tesla Model S "spontaneously caught fire" on a California highway on Saturday.
- Metro Fire Sacramento said that it took about 6,000 gallons of water to put the fire out.
- The fire originated in the Tesla's lithium-ion battery compartment, officials said.
A Tesla Model S "spontaneously caught fire" while driving on the highway on Saturday, officials said. California firefighters had to use about 6,000 gallons of water to put out the flames.