Thames Valley Police is appealing for witnesses after an attempted robbery on Friday.
At about 12.25pm, a 21-year-old man was walking through the underpass in H7 Chaffron Way, Westcroft, Tattenhoe, when he saw three men sitting under the bridge.
One of the men stood in front of the victim and the other two behind him, and they demanded his phone and wallet. The man in front punched the victim and the victim punched him back giving him a bloody nose, which was possibly broken.
The offenders then ran off back into Westcroft. The victim sustained slight bruising to his face.
The offenders are all white and about 18 years old.
The first offender who was punched is slim, about 5ft 8ins, with brown hair. He was wearing a light grey hooded pullover top with matching tracksuit bottoms, black and white Air Max Nike trainers, and had large stud in his left ear.
The second offender is slim, about 6ft, and was wearing a dark knitted woollen hat that covers the ears with tassles on it; a black Adidas zip-up hooded jacket with light blue stripes down the sleeves and a light blue Adidas symbol with matching tracksuit bottoms; a white t-shirt; Nike trainers with bright green laces; and a black scarf which was worn covering lower face. The man has a scar on the back of left hand between thumb and forefinger.
The third man is of large build, about 5ft 7ins and was wearing a black Adidas zip up hooded top with white stripes and white Adidas symbol with matching tracksuit bottoms; a dark blue t-shirt; Nike or Adidas trainers with bright blue laces. He has a tattoo on right side of his neck with a large silver ring on the middle finger of right hand.
Detective Constable Sam Reynolds, from Milton Keynes police station, said: “I would like to hear from anyone who witnessed this incident or who may recognise the descriptions of the people involved.
“If you know anyone that came home with an injured nose Friday afternoon please contact police.”
Anyone with information should call the Thames Valley Police 24-hour non-emergency number 101 and ask to speak to Det Con Reynolds.
If you don’t want to speak directly to the police you can contact the independent charity Crimestoppers anonymously on 0800 555 111 or online at crimestoppers-uk.org.