Approximately 10,000 gallons of crude oil sprayed on to the streets of Los Angeles after a high-pressure pipe burst. The oil was seen shooting up into the sky and onto streets and nearby businesses.
The Los Angeles fire department says the spill covered a half-mile area and is knee deep in some areas.
No injuries have been reported.
More top news
Mixed fortunes across the UK tomorrow. Still breezy across the north.
The Labour leader said socialist politics would not be put "back in a box" as he appeared on stage at the festival.
There are reports that at least some MPs and Lords have been left unable to access their emails as a result of the attack.