| Clue | Source | Date |
|---|---|---|
| Question: Abbr | New York Times | 12 Nov 2017 |
| Question: Abbr. | ||
| Ques | LA Times Daily | 23 May 2015 |
| Ques. | ||
| Govt. probe | ||
| It may be judicial: Abbr. | ||
| Investigation, for short | ||
| One may be judicial: Abbr. | ||
| Govt. investigation | ||
| Govt. probe | ||
| Govt. investigation | ||
| Govt. investigation | ||
| Ask about: abbr. | ||
| Govt. probe | ||
| Govt. investigation | ||
| Ask (abbr.) | ||
| Govt. probe |