The Packers' running game never got going in Detroit, and the most frustrating part was the Lions were inviting the Packers to run by the way they were lining up on defense.

That's not the way the Packers' first two opponents defended Green Bay, for the most part. In this week's edition of "What You Might've Missed," Packers.com's Mike Spofford breaks down the defensive formation the Lions used for much of the game, and how it differed from what the Packers saw against the Seahawks and Jets.

For more "What You Might've Missed" segments, click here.