During the first few weeks of the Notre Dame football season, the Irish defense emerged as a major concern. Conceding an average of nearly 35 points to Miami, Texas A&M and Purdue not only set the Irish miles back defensively from where they were last year, but also lost them two games right out of the gate. However, Notre Dame's defense has suddenly allowed only 13 and 7 points to its last two opponents. While claiming that Chris Ash's unit is "back" may be a slight overreaction at this poin...