What's trending in the NFL: Who rising, falling in Power Rankings?

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NFL Power Rankings: NFC East demanding respect

ESPN's John Clayton breaks down the power rankings for Week 6.

Here's a look at the top stories from Tuesday:

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According to ESPN's Football Power Index research, there's a 2.3 percent chance that all six undefeated teams will win Sunday. The most likely outcome (31.5 percent) is that there will be three undefeated teams by the end of Week 6.

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