| Clue | Source | Date |
|---|---|---|
| Largest steel producer in the U.S. | ||
| Largest steel producer in the U.S | New York Times | 20 Dec 2019 |
| Largest USA steel producer | LA Times Daily | 03 Nov 2018 |
| Largest USA steel producer | The Washington Post | 03 Nov 2018 |
| Largest USA steel producer |