What happened: Dan Muse and Erik Karlsson visited U. S. Steel's Mon Valley Works as U. S. Steel joined as the team's official helmet partner. The tour gave both men a firsthand look at the steelmaking process as the partnership was rolled out.

Why it matters: The activation ties a major regional company to one of the most visible sponsorship spots in hockey. Putting Karlsson and Muse on the visit gives the partnership a public face as preseason business shifts toward the 2026-27 regular-season launch.

What to watch: Watch for the branding to appear on helmets as preseason continues. Additional public events involving Karlsson, Muse and U. S. Steel would signal the next stage of the rollout.