Friday 5: Key questions facing Notre Dame as it starts spring practiceby:Patrick Engel•03/11/22•PatrickEngel_Read In AppNotre Dame quarterback Tyler Buchner (12) hands the ball to running back Logan Diggs (22) during a game between Notre Dame and Virginia in 2021. (Photo by Lee Coleman/Icon Sportswire via Getty Images)Notre Dame football begins the first spring season of the Marcus Freeman era. Here's a look at five key questions the Irish are facing as it starts.