A man suffered a serious head injury and another male was arrested after an alleged assault in Boston on Tuesday evening.
The victim, a man in his 40s, was taken to Queen’s Medical Centre in Nottingham after the incident on Red Lion Street.
It happened at around 6.15pm on Tuesday, July 28. A police cordon was put in place.
Police said an 18-year-old male has been arrested on suspicion of GBH and remains in custody, and he will be questioned in due course.
Any witnesses are being urged to contact Lincolnshire Police on 101 quoting incident 375 of July 28.