| Clue | Source | Date |
|---|---|---|
| Lab evidence, perhaps | New York Times | 19 Oct 2024 |
| Images on Clemson Tigers merchandise | LA Times Daily | 27 Aug 2022 |
| Tracks left by pets | Eugene Sheffer | 20 Aug 2019 |
| Dog-walking trail | New York Times | 23 Sep 2017 |
| Dog-walking trail | ||
| Some tracks |