As F1 cars took to the Jeddah street circuit for the opening practice session, black smoke was seen drifting into the sky as the result of a large fire at an Aramco facility near the international airport.
The Jeddah circuit is around 10 kilometres from the airport and the smell of burning oil drifted across the track during practice.
Although there has been no official confirmation on the cause of the incident, numerous local media reports suggested that it could have been the result of an attack by Houthis.
With the Saudi Grand Prix the centre of worldwide focus this weekend, any confirmed attack will heighten safety concerns for the weekend.
F1 chiefs were seeking clarification from the local authorities regarding the incident before deciding if any further steps are needed to be taken.
An F1 spokesman said: “We are waiting for further information from the authorities on what has happened.”
It is understood that security at the Jeddah track had been heightened for this weekend…
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