| Clue | Source | Date |
|---|---|---|
| Being tracked, in a way | LA Times Daily | 27 Dec 2023 |
| How a storm might be tracked | New York Times | 22 Apr 2023 |
| Making a blip | Universal | 06 Jul 2022 |
| Being tracked, in a way | Wall Street Journal | 14 Jun 2021 |
| Making a blip | Universal | 27 Oct 2020 |
| Tracked by air traffic control | The Washington Post | 17 Jul 2019 |
| Tracked by air traffic control | LA Times Daily | 17 Jul 2019 |
| Tracked by air traffic control | ||
| Being tracked, in a way | LA Times Daily | 14 Jan 2017 |
| Being tracked, in a way | ||
| Being tracked, in a way | New York Times | 16 May 2015 |
| Being tracked, in a way |