An 18-year-old woman was robbed at a bus station in Crawley.
She was attacked by three men, who punched her on the back of the head, grabbed her handbag and demanded she hand over cash.
The attack took place outside County Mall in Friary Way, Crawley.
The three men were all black and two were described as in their 20s.
One was 5ft 9in, thin and muscular with a red polo top and black-rimmed glasses.
The second was 5ft 8in, stocky, wearing a dark blue hooded top and jeans.
The third also wore a dark hoodie and heans.
The robbery took place between 2am and 3am on Friday, June 17, but police have only today published an appeal for information from the public.
Anyone with information is asked to call Sussex Police on 0845 6070999, quoting serial 150 of June 17, or Crimestoppers anonymously on 0800 555111.
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