A 49-year-old woman from Hoofddorp remains missing four days after her disappearance on her way to work.
Dutch police have arrested a sixth suspect, a 29-year-old man from Beersel, Belgium, in connection with the kidnapping.
Police are asking residents to submit any relevant footage from doorbell or security cameras to aid the investigation.
Investigators released a photo of the missing woman in hopes the public can help locate her.
Author's summary: Sixth suspect arrested in kidnapping case.