Today's arrest brings the number of people held under Operation Elveden, the inquiry into alleged inappropriate payments, to 58.
Of those arrested under Elveden, eight people have or will face court proceedings and two - a retired police officer and a former journalist - have been told they will face no further action.
More top news
A police constable has been jailed after admitting arranging to have sex with a 15-year-old runway while investigating her disappearance.
Five-year-old Isis was told she could not have her name printed on a personalised Nutella jar as it may be "viewed as inappropriate".
A school has cancelled its upcoming winter dance due to concerns over "dirty dancing."