Kenny Clark's revenge game could expose the Packers' biggest problem

Green Bay Packers head coach Matt LaFleur | Gregory Shamus/GettyImagesIt's no secret that the main focus of Sunday night's high-profile rivalry matchup between the Green Bay Packers and Dallas Cowboys is the return of Micah Parsons to AT&T Stadium. And deservedly so.

But let's not forget that Sunday will also see longtime Packers defensive tackle Kenny Clark line up against his former team for the first time.

And just as Parsons will be looking to take advantage of a depleted Dallas offensive line, Clark will be looking to do the same, as the Green Bay O-line is dealing with several injuries of its own and is easily the team's biggest weakness right now.

The Packers' offensive line issues…