| Clue | Source | Date |
|---|---|---|
| Formal investigation | Mirror Tea Time | 17 Mar 2024 |
| It's a question of investigation (7) | ||
| Hearing, such as the 2023 UK Covid-19 _ (7) | ||
| FAI is Fatal Accident ---- (7) | ||
| Official investigation | The Times Concise | 20 Aug 2022 |
| Gather detailed quantity of paper before end of day for hearing | The Telegraph Toughie | 02 Dec 2020 |
| Official investigation | Wall Street Journal | 15 May 2019 |
| Official investigation | ||
| Investigation | The Telegraph Quick | 03 Feb 2016 |
| Fact-finding pursuit | ||
| Fact-finding pursuit | ||
| Investigation. | ||
| Popular activity of 82nd Congress. |