‘With Lotulelei, Buffalo gets a 312-pound space-eater in the middle of the defense to plug running lanes and eat up blockers. Let those linebackers run and finish. Plus, after playing for Bills coach Sean McDermott in Carolina, expect Lotulelei to be put in a position that maximizes his impact in the game plan. This is a smart signing by the Bills at a position of need that is directly tied to improving their porous run defense.’