A middle aged man suffered a fractured skull and bleeding to the brain after being allegedly pushed through the doorway of a Dorset bar.
Police in Weymouth have appealed for witnesses to come forward.
The slim 52 year old was allegedly pushed through the doorway of Actor's Bar between 3am and 4am on August 3. He was taken to Dorset County Hospital and then transferred to Southampton Hospital where his condition remains stable.
He was wearing jeans, a hooded top and a baseball cap at the time of the incident.
Detective Constable Lovering of Weymouth Police particularly wants to hear from anyone who saw the man immediately before the incident.
A 26-year-old man from Portland has been arrested on suspicion of causing grievous bodily harm. Call 101 with any information quoting incident 9:488.