| Answer | Crossword Clue |
|---|---|
| BOOKIECASE | Police investigation of a betting house? |
| undercover | (of a person or their activities) Involved in or involving secret work within a community or organization, esp. for the purposes of police investigation or espionage |
| CRIME | Police investigation |
| SURETE | French police investigation dept. |
| COOPERATIVENESS | What police seek in an investigation |
| case | situation requiring investigation or action (as by the police) |
