On to the wall-to-wall-Harbaughs Super Bowl. A Week 20 NFL Quiz

The 49ers and Ravens have survived the NFL playoff process to reach the Super Bowl. Test your knowledge of the current playoff picture with this Monitor quiz.

2. True of false? Before the Harbaugh brothers, John and Jim, square off as Super Bowl head coaches this year, the most heralded Super Bowl sibling showdown was between the Manning brothers, quarterbacks Peyton and Eli.

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