As it advanced toward the Cup Series regular-season championship,

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NASCAR held the top spot in the power rankings.

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However, the kingdom he had long held no longer is his after crashing out of

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the playoff-opening and ending in 36th place, his second consecutive DNF.

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Joey Logano, who is 16 points ahead of him, now sits in his place.

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coming from the current leadership era. 4th place

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and a pole position in the Southern 500 at Darlington.

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It was one of many shifts this week as the power rankings

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dramatically levelled off with the beginning of the playoffs.

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Overall, only those 29 positions became top 29,

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with only 29 of the 30 Power Ranking positions changing hands.

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