| Clue | Source | Date |
|---|---|---|
| Re-tiring workers? | LA Times Daily | 07 Jun 2024 |
| Retiring groups? | The Washington Post | 03 Apr 2021 |
| Retiring groups? | LA Times Daily | 03 Apr 2021 |
| Track team | Wall Street Journal | 11 Aug 2016 |
| Teams that change tires in seconds | ||
| Indy quick-change artists | ||
| NASCAR septets | ||
| Retiring groups? |