SOUTH BEND — Brian Kelly is losing another top assistant. Offensive line coach Harry Hiestand is returning to the Chicago Bears under new head coach Matt Nagy. The. It was only the eighth game of the season and certainly no time to panic, but because of a hand injury to top-line center Aleksander Barkov and a three-game losing. period of Thursday’s 3-2 loss to the Chicago Blackhawks. "We’ve got. "That…