Andrew Krammer and Michael Rand preview Sunday's game at Lambeau Field, where running back Aaron Jones returns in purple and the undefeated Vikings (3-0) can put an exclamation point on their place atop the NFC North against the Packers (2-1). How does the Packers quarterback situation add a wrinkle to the week's preparation? Who are our favorite ex-Packers in Minnesota over the years? How is this Vikings defense set up to weather the attrition of an NFL season? And what do they think will happen on Sunday?