A woman in her 40s has been arrested on suspicion of a number of offences, including harassment, following the search of a property in Co Down.
Belfast Live understands that this relates to an investingation into the alleged harassment of a Northern Irish MP.
It is understood that a number of electronic devices have been seized as part of the investigation.
Read more:Govt credit card spending revealed including hundreds at exclusive Belfast club
A PSNI spokesperson said: "A woman in her 40s has been arrested on suspicion of a number of offences including harassment, following a search at a property in the Kylestone Road area of Bangor this afternoon, Wednesday 26th February.
"She remains in police custody at this time."
For all the latest news, visit the Belfast Live homepage here and sign up to our politics newsletter here.