A SECOND man has been arrested by detectives investigating the murder of five prostitutes in Ipswich.

The 48-year-old man was arrested at his home in the Suffolk town at around 5am.

He was arrested on suspicion of murdering all five women.

Detectives are still questioning a 37-year-old man, believed to be former special constable Tom Stephens, who was arrested at his home in Trimley St Martin, Suffolk, at around 7.20am yesterday.

Briefing reporters at Suffolk Police headquarters at 9am today Detective Chief Superintendent Stuart Gull said: "A second man has now been arrested by detectives investigating the murders of five women in Suffolk.

"The 48-year-old man was arrested at his home address in Ipswich at approximately 5am this morning.

"He has been arrested on suspicion of murdering all five women - Gemma Adams, Tania Nicol, Anneli Alderton, Paula Clennell and Annette Nicholls.

"The man is currently in custody at a police station in Suffolk where he will be questioned about the deaths later today.

"Police will not be naming the police station where the man is being held.

"The 37-year-old man who was arrested at his home in Trimley yesterday remains in custody.

"Police will not confirm or deny the identity of the people in custody.

"As legal proceedings are active, Suffolk police will not be issuing any further comments or appeals at this stage."