Emergency services were called to Mullein Road, Bicester, to reports a man had been injured at around 12.21pm on Wednesday, March 13. 

Despite being provided with emergency treatment by paramedics from South Central Ambulance Service, the man in his 40s was pronounced dead at the scene.

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The man’s next of kin have been traced and officers are offering them support.

Thames Valley Police’s Major Crime Unit has subsequently launched a murder investigation following the death.

A woman and a man, both aged in their 20s, have been arrested on suspicion of murder and remain in custody at this time.

The force has warned that both current scene watches that are in place are likely to remain for some time.

Senior investigating officer Detective Chief Inspector Will Crowther, said: “We have launched a murder inquiry following this incident.

“Our thoughts remain with the family of the man who has died, and we are providing support to them at this extremely difficult time.

“Although we are in the very early stages of our enquiries we have made two arrests.

"At this time we believe this to be an isolated incident and that the two parties were known to each other.

“We would ask anyone who may have information around the circumstances of this incident to please get in touch with Thames Valley Police, calling 101 quoting reference 43240117688.

“Members of the public are likely to see an increased police presence while we carry out our enquiries, if anyone has any concerns or wishes to raise anything then please do speak to one our uniformed officers.”