A 25-year-old man has been arrested on suspicion of the murder of a heavily pregnant woman and her baby.

Kelly Mary Fauvrelle, 26, was stabbed in the bedroom of her home in Croydon, south London, on June 29.

She was eight months pregnant and died at the scene.

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Emergency services were able to deliver her baby boy, but he also died days later. 

Police confirmed they are questioning a 25-year-old man. 

A statement from Scotland Yard said: "On Thursday July 11, detectives investigating the murder of Kelly Mary Fauvrelle and her baby son, Riley, arrested a 25-year-old male on suspicion of murder.

"The male has been taken to a central London police station where he remains at this time. Enquiries continue."

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Two other men have previously been arrested on suspicion of murder.

One, aged 37, was freed with no further action, and a second, aged 29, was released on bail until early August.