| Clue | Source | Date |
|---|---|---|
| No longer moving | LA Times Daily | 25 Feb 2026 |
| No longer moving | New York Times | 25 Sep 2023 |
| On hold | Premier Sunday | 30 Apr 2023 |
| Not progressing | New York Times | 03 Dec 2022 |
| Not moving | ||
| Stopped | New York Times | 18 Aug 2015 |
| Stopped | ||
| Frozen | ||
| On hold | ||
| Stopped |