Editor's note: We're bringing this story back since the Cowboys have officially activated All-Pro left tackle for Thursday's game vs. the Chargers. Click here for a full list of the game's inactives or read on for Chargers defensive end Joey Bosa's colorful scouting report of Smith.Original story, Tuesday: FRISCO -- The Cowboys have no doubt how crucial All-Pro left tackle Tyron Smith is to their offense.Dallas has dropped both of its last two games without Smith, who's battling groin and back injuries.