A 31-year-old prison officer has been arrested by police investigating alleged corrupt payments to public officials.
He was arrested in Northampton on suspicion of conspiracy to corrupt and misconduct in a public office.
The man is being questioned at a police station in Northampton by detectives.
He is the 44th person to be arrested as part of Operation Elveden - the inquiry into allegations of corrupt payments to public officials by journalists.
It is linked to Operation Weeting, the investigation into mobile phone hacking by journalists which has seen 25 people arrested and eight people charged, including former News of the World editor and ex-Downing Street press director Andy Coulson and former News International boss Rebekah Brooks.
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