A 35-year-old man has been arrested on suspicion of murder following a fatal shooting at a Traveller site.
Police said the killing took place in Calcutt, near Cricklade, at about 8.15am on Sunday, and that a total of five suspects have so far been arrested in connection with the death.
The victim - named by police as Jimmy Ward, 36 - was declared dead at the scene.
Officers said the suspect was arrested on Tuesday.
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The others taken into custody included two men, aged 53 and 29, who were arrested on suspicion of assisting an offender after a car was pulled over on the nearby A419 on Tuesday.
On Sunday, a 74-year-old man and 42-year-old woman were arrested on suspicion of assisting an offender and possession of a firearm.
All five people are in custody for questioning, Wiltshire Police said.
Detective Chief Inspector Phil Walker, the senior investigating officer, said: "Jimmy's next of kin have been informed of this development and my thoughts continue to be with them. They are being supported by specially trained officers.
"A scene and heavy policing presence remain in place at the Traveller site in Calcutt while further inquiries are carried out. I continue to ask that this cordon is respected."
(c) Sky News 2026: Man, 35, arrested on suspicion of murder after shooting at Traveller site
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