By Andrew Holleran The Dallas Cowboys were trailing the Buffalo Bills, 31-3, late in the fourth quarter. Dak Prescott and most of the starting offense remained in the game. Why? The Cowboys ended up scoring a touchdown on a sweep to CeeDee Lamb, to make it a 31-10 game late, but head coach Mike McCarthy is rightfully getting ripped for keeping his starters in the game. Why risk an injury to your star quarterback – or your star wide receiver – just to get a feel-good touchdown late in a blowout? Protect your players, Mike. “McCarthy leaving Dak in to take more unnecessary shots in week 15 when …