Attempted robbery near Newbury park

The 29-year-old was walking through an alleyway out of City recreation ground towards Buckingham Road when he was hit in the shoulder and knocked to the floor.
As he began to stand up he heard a man demanding that he hand over his iPod but the man punched the would-be robber in self-defence and ran off.
Nothing was stolen.
The assailant is described as white, aged in his late twenties or early thirties and stocky with short dark hair.
He was wearing a dark coloured Puffa style jacket and dark tracksuit type trousers.
The attempted robbery took place at around 7.45pm yesterday (Sunday, February 15).
Anyone with information should contact Det Con Jason Watkins from Newbury Force CID via the Thames Valley Police Enquiry Centre on 101.
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 www.crimestoppers-uk.org