Five men are to be questioned by detectives after a vehicle was shot at in a mobile home park in Suffolk.
Police said no one was hurt in Willow Park in the village of Beck Row, near RAF Mildenhall, on Thursday evening.
A 42-year-old from London and a man, 39, from Spain, were later arrested on suspicion of conspiracy to murder.
Two men aged 28 and 38 were arrested on suspicion of attempted murder. A 74-year-old is being held over the possession of an offensive weapon.
All three were arrested in the Beck Row area and are local, police said.
The people involved were known to each other, a spokesman added.