Three men have been arrested on suspicion of murder after a man was stabbed in the chest in a flat.

Emergency services rushed to Warburton Road in Thornhill in the early hours of Saturday morning.

The man, aged in his 60s, suffered “significant injuries” and was later pronounced dead at the scene.

Three men aged 20, 23 and 31, all from Southampton, were arrested on suspicion of murder today.

Officers carried out warrants at two addresses in International Way at around 12.15am and an address in Bursledon Road at around 3.05am.

The men remain in police custody at this time while enquiries continue.

Meanwhile, a mobile police station has been set up in Warburton Road to reassure residents.

DCI Dal Andrews, who is leading the investigation, said: “This is a fast moving investigation and our staff and officers are working around the clock to carry out enquiries.

“We are still appealing for witnesses so please get in touch with any footage or information you might have. It could make all the difference to our investigation.”

Superintendent Philip Lamb, district commander for Southampton, said: “In Thornhill, officers continue to be on patrol and a mobile police station has been set up in Warburton Road.

“If you are in the local area and have any concerns please speak to us.”

Police had initially arrested a 20-year-old Southampton woman. She was later released with no further action.

Anyone with information is urged to call police on 101 or report via the force’s website by quoting 44230077698.

Information, including CCTV footage, can be sent online by going to https://mipp.police.uk/operation/44HC23W01-PO1 quoting the same reference number.

To report anonymously, contact the independent charity Crimestoppers on 0800 555 111, or via their anonymous online form at crimestoppers-uk.org