Stephanie Davies created a report claiming there were similarities between the deaths of couples between 1996 and 2011. She gave a copy to her employers and a series of other expert.
Stephanie Davies, who created the 179-page report is taking Cheshire Police to an Employment Tribunal after they suspended her for raising concerns over a possible serial killer.
A coroner s officer who believed a serial killer was behind the murder-suicides of two elderly couples now faces losing her job, after being suspended for an internal investigation.
Stephanie Davies created report over deaths of elderly couples from 1996 - 2011
Coroners originally recorded each incident as murder-suicide but she disputed
She claimed that up to five cases were linked and could involve a serial offender
But Cheshire Police instead began a seven-month inquiry into Mrs Davies herself
Mrs Davies has been suspended from duty while the CPS considers her charges