A threat to kidnap and kill a police officer was not terror-related or credible, West Midlands Police say.
We continue to investigate the circs behind the call but our assessment is that it was not terrorist related or a credible kidnap threat.
A 31-year-old man who was arrested as part of the investigation into the threat that led to a major security alert in the region has been "eliminated from police enquiries".
However, he remains in custody over immigration matters.
West Midlands Police said it was continuing to investigate the call that was made.
A man arrested in connection with a threat to kidnap and kill a West Midlands police officer has been eliminated from the inquiry.
The force was made aware of the threat on Monday night. Officers were kept on shift late for additional security briefings. The 31-year-old man arrested yesterday remains in custody but on immigration matters.
A man remains in custody following his arrest in connection with an investigation into terror threats made to West Midlands Police officers.
The 31-year-old was arrested at a house in the region by officers at the Counter Terrorism Unit.
Police have not confirmed the specific details of the case, but did not deny reports that there had been a threat to kidnap and kill a police officer.
A 31 year-old man has been arrested in connection with the investigation into terror threats made to West Midlands Police officers.
The man was arrested at a house in the region by officers at the Counter Terrorism Unit.
The MP for Selly Oak in Birmingham has said that violent threats against the police are an attempt to disrupt counter terrorism activity.
Steve McCabe MP added that he felt yesterday's threat sounded credible and "serious".
He said the public needed to co-operate with the police and the armed forces to defeat terrorism in the UK.
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The head of the Metropolitan Police has revealed his force is assessing threats which sparked a major security alert in the West Midlands to determine whether officers from other forces might be in danger.
Police Commissioner Sir Bernard Hogan-Howe said further guidance had not been given to Met officers at this stage, but confirmed he had spoken to the West Midlands Police chief constable to find out what the state of the threat was.
Once we've assessed it, we'll decide whether or not to give any further advice.
It comes after an anonymous tip-off reportedly exposed a plot to kidnap and kill a serving police officer in Birmingham.
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Threats to kidnap and kill a serving police officer in Birmingham were behind a major security alert in the West Midlands overnight, according to reports.
Additional security measures have now been implemented at the force, including issuing advice to officers about travelling to and from work in partial uniform, and security at police stations in the region.
West Midlands Police has implemented additional security measures after receiving anonymous information yesterday.
The force said the information, which is related to the safety of the police officers and staff, is currently being assessed. The national security threat remains at severe meaning a terrorist attack is highly likely.
West Midlands Police treat all information relating to matters of security extremely seriously.
In this particular case we have received information relating to the safety of West Midlands Police officers and police staff. There is nothing at this time to suggest there is an increased risk to members of the public.
We have taken the opportunity to remind all employees of the need to be vigilant. Our priority remains serving our communities and protecting them from harm. Officers remain on patrol and our staff continue to respond to calls for service as usual.