Thames Valley Police is appealing for witnesses to an assault in Milton Keynes this morning (8/2).
At around 12am, the offender went to the BP Garage at the Wavendon Service Area on the roundabout near the A421 and Newport Road.
Whilst at the garage, the offender ordered staff members to give him cigarettes. When they refused, the offender threatened the staff with a knife.
The offender then left then garage and headed to the Shell Garage on the roundabout near V11 and H6 where he threatened a taxi driver.
Officers arrested a man in connection with the offence. During the arrest, the man stabbed an officer.
The officer was taken to hospital with serious injuries, however he has now been discharged.
A 23-year-old man from Milton Keynes has been arrested on suspicion of possession of a bladed article in a public place, possession of a class B drug, assault on an emergency worker and inflicting grievous bodily harm on an emergency worker. He remains in police custody at this time.
Senior Investigating officer Detective Inspector Dominique Muldoon, based at Milton Keynes Police Station, said: “I am appealing for anyone who witnessed this incident to please get in touch.
"Also anyone who may have been driving in the area and has a dash-cam, please check the recordings and contact us if it has picked up anything that could assist the investigation.
“Anyone with information should call us on 101 or make a report on our website, quoting reference number 43240061267.
“Alternatively, call independent charity Crimestoppers anonymously on 0800 555 111.”
Chief Inspector Matthew Sulley, said: “These incidents will understandably cause concern amongst our communities and as part of the Command Team in Milton Keynes, it disappoints me that some still feel they can walk our streets armed with weapons and threatening violence.
“I am immensely proud of the officers involved in this incident who courageously stepped towards danger where others may have stepped away. No one should end up in hospital simply through doing their job.
“We deal robustly with those who choose to carry knives in our city and we will continue to work with our partners and the community to keep Milton Keynes a safe place to live and work.”