Steelers head coach Mike McCarthy shared on Friday that the club had a situation that resulted in some on-the-fly changes for last night’s preseason opener.

In an interview on the Pat McAfee Show, McCarthy said chief of staff Steve Scarnecchia suffered a “medical situation” and was attended to.

“ We were really challenged last night ,” McCarthy said, via Nick Farabaugh of PennLive.com. “[Scarnecchia is] my chief of staff, and he’s the guy that’s in charge of everything, especially the little things. A challenging opportunity for us as a coaching staff, football operations, especially the first game out the door. There was a lot of running…

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