Sussex Police are asking witnesses to come forward following a fight between two men outside an off-licence in Burgess Hill on Thursday. The incident happened outside MK Food and Wines in London Road at about 10.15pm.
Police are keen to speak with a woman who stopped in her vehicle to assist one of the men. A 36-year-old Burgess Hill man was arrested for affray and has been released on bail until 27 May.
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The 22 year old man is seriously injured in hospital. Police believe a baseball bat and iron bar may have been used in the attack