(law enforcement) sting (police operation)

decoy

part, portion / copy of a newspaper or book

to cooperate

cooperation; working together

(law) a criminal investigation

investigate

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend