Sentence:  For Lothian and Borders Police, the early-morning raid had come at the end one of biggest investigations carried out by the <WSD>force</WSD>, which had originally presented a dossier of evidence on the murder of Jodi Jones to the Edinburgh procurator-fiscal, William Gallagher, on 25 November last year. 
Meaning of the word marked with <WSD> tags:  A group that aims to attack, control, or constrain.