... Steelers walked out of Miami today with a 23-22 victory, but may have left one of its most important parts of the defense in the whirlpool. Defensive end Aaron Smith suffered what NFL.com has characterized as a torn triceps muscle, which will most likely keep Smith out for the remainder of the season.

This is bad news for a defense that up to this point in the season had been very lucky to remain injury-free. Should this be a season-ending injury, it may very well be the end of the road for the 12-ye...

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