Police said two men and a female are in custody for questioning after being arrested on suspicion of murder.

Officers were called at around 12.30pm today after reports a baby's body had been found outside a premises in Norwich Road.

Paramedics attended the scene but the infant was declared dead.

Suffolk Police said the death is being treated as unexplained and is under investigation.

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Detective Chief Superintendent Jane Topping said: "This is a very sad and distressing incident and, at this time, our investigation into the circumstances surrounding the baby's death is in its early stages.

"I would urge people not to speculate on social media as to the circumstances of this tragic event."

A police cordon remains in place in Norwich Road.