Ohio State is 7-0 and has moved up to No. 2 in college football's major polls. But coach Urban Meyer sees the same thing as OSU observers see — a flawed team, particularly on defense. Ohio State escaped an upset bid by Minnesota in a 30-14 victory on Saturday. But the Buckeyes trailed late in the second quarter and needed three turnovers and two missed Golden Gophers field goals to feel secure. Minnesota gained 396 yards and repeatedly gashed OSU for big plays, an unfortunate hallmark of this defense...