Northamptonshire Police has arrested a fourth boy in connection to a fire at Dunelm furniture store in Northampton.

Emergency services were called to the Dunelm store at St James Retail Park off Towcester Road just after 3pm on Saturday 31 May 2025. (See related).

Three people were arrested on suspicion of arson a short time later – three boys aged 15, 14 and 13.

The 13-year-old boy has been released with no further action. The two other boys have been released on bail pending further enquiries.

Now, detectives investigating the incident have arrested another 14-year-old boy. He is currently in police custody.

Detective Inspector Nick Peters said: “This investigation continues at a fast pace however I would continue to appeal for anyone with information to come forward.

“If you were in the area at the time and saw anything suspicious, no matter how small, please contact us, either via 101 or anonymously via Crimestoppers on 0800 555111.

“We have spoken to a lot of witnesses already but we are still keen to hear from anyone else who has not yet contacted us.”