A second man has been arrested on suspicion of being involved in the murder of Suffolk teenager, Luke Durbin.
The 19-year-old disappeared in 2006 after a night out in Ipswich. It is still not known what happened to him.
A 25-year-old man was detained yesterday evening and was taken to the Martlesham Police Investigation Centre for questioning.
A 40-year-old man arrested earlier in the day remains in custody.
Properties within the county remain cordoned off as inquiries continue.
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Anger is mounting over a new warehousing development in Northamptonshire - being built on top of a 4,000 year old prehistoric monument.
Sunday's marathon was the hottest on record, with temperatures reaching 23.2C.
After some sunshine this evening, it will become cloudy overnight with outbreaks of rain moving east across the region for a time.