Fire hotspots are making it too dangerous for investigators to enter Bicester Motion three days after a major blaze broke out.

Thames Valley Police say the investigation is still progressing following the fire at the former RAF base in on Thursday (15th May).

Crews from Oxfordshire County Council Fire and Rescue remained in control of the scene on Saturday night.

Police said it was not safe to enter the building due to fire hotspots but enquiries into what caused the fire are still progressing.

Specially trained officers continue to support the families of David Chester, and firefighters, Jennie Logan and Martyn Sadler, who all tragically died following the fire.

The two firefighters who sustained serious injuries are conscious and remain in a stable condition in hospital.

They are being supported by Oxfordshire County Council Fire and Rescue, and specially trained officers have also been deployed from Thames Valley Police.

Fire investigators and Thames Valley Police are working to establish the cause of the fire.

The unexplained death investigation is being led by the force’s Major Crime Team. It is currently not a criminal investigation; however, the said they will follow the evidence as their enquiries continue.

In a statement they said they were not in a position to provide further information on the causes of the fire, and what led to those being injured and those who died.

Assistant Chief Constable Tim Metcalfe, said: “We are continuing enquiries into what led to the deaths of David Chester, Jennie Logan and Martyn Sadler, as well as what caused the injuries to two other firefighters who remain in hospital in a stable condition.

“Our thoughts remain with all those involved following this tragic incident.

“Our enquiries are ongoing but this is a complex investigation which may take some time.”