| Clue | Source | Date |
|---|---|---|
| Took up the challenge | LA Times Daily | 20 Jun 2023 |
| Bickered | Thomas Joseph | 19 Nov 2021 |
| Went toe-to-toe | Newsday | 25 Apr 2021 |
| Jumped in with enthusiasm | LA Times Daily | 13 Nov 2020 |
| Jumped in with enthusiasm | The Washington Post | 13 Nov 2020 |
| Fought | Wall Street Journal | 03 Sep 2019 |
| Fought | ||
| Locked horns | USA Today | 30 Apr 2018 |
| Locked horns | ||
| Joined the fray | New York Times | 09 Dec 2016 |
| Got into the fray | The Washington Post | 13 Nov 2016 |
| Battled | New York Times | 19 Aug 2016 |
| Joined the fray | ||
| Battled | ||
| Started fighting | USA Today | 17 Sep 2015 |
| Started fighting | ||
| Came to blows | ||
| Jumped in gamely | ||
| Joined the fight | ||
| Went to work on each other | ||
| Didn't shrink from the challenge | ||
| Fought | ||
| Scrapped | ||
| Went toe to toe | ||
| Scrapped |