Police have launched a murder investigation after two people died following a disturbance in the early hours on Sunday.
A woman died at the scene and a man died in hospital after allegedly being assaulted in Boston, Lincolnshire. A third victim was injured in the attack.
Lincolnshire Police said officers were called to Red Lion Street, Boston, at 5.07am.
A 26-year-old local woman died at the scene a short time later. A 26-year-old local man was taken to Boston Pilgrim Hospital for treatment, but also died a short time later.
The third victim, a 24-year-old local woman, is being treated for less serious injuries at Boston Pilgrim Hospital, a police spokesman said.
A 41-year-old local man was arrested in connection with the deaths.
Investigating officers will be carrying out house-to-house inquiries in the area over the next couple of days.
Police are appealing for anyone with information on this incident to get in touch with them via the non-emergency 101 number as soon as possible.