| Clue | Source | Date |
|---|---|---|
| Black-and-yellow demarcation | New York Times | 21 Jun 2025 |
| It's found around a crime scene | New York Times | 30 Jul 2021 |
| Legal barrier | ||
| Legal barrier | LA Times Daily | 20 Oct 2018 |
| Legal barrier | ||
| It hangs around bad scenes | ||
| Crime scene item | ||
| Black-and-yellow barrier | ||
| Crime scene item |