A 20-YEAR-OLD woman was attacked by a man as she walked home.
The assault, which took place at 10.40pm on Friday, left the woman with chest injuries.
Police are hunting her attacker, who is described as white, aged around 19, 5ft 7ins, of skinny build with black bushy eyebrows.
He wore a dark woollen beanie hat, dark jumper and dark tracksuit bottoms.
The attack happened in Southampton Road, Wymering, near a bus stop and opposite a block of flats in Ashurst Road.
Police used a helicopter to carry out a search for the suspect.
No arrests have been made.
Witnesses or anyone with information are asked to contact CID at Fratton Police Station by phoning 101.
Information can be given anonymously by phoning the Crimestoppers charity on 0800 555 111.