Summary: <br> Notre Dame's offensive line returns four starters from a season ago, and the unit contains two players in seniors Mike McGlinchey and Quenton Nelson that will be All-American and first-round NFL Draft pick caliber players. Their play - and the development of returning starters Sam Mustipher and Alex Bars - will determine whether Notre Dame's offensive line can live up to its lofty preseason expectations.<br> Blue & Gold Illustrated senior editor Lou Somogyi and football analyst Bryan Driskell preview the line heading into the 2017 season. They discuss the expectations of the group, what must happen for it to meet expectations and then dive into a player-by-player breakdown before answering subscriber questions.<br>
