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None of the NFL powerhouses have looked like themselves lately. The Eagles have managed to keep winning, but had some close calls. The Chiefs managed just nine points in a loss to the Broncos. The 49ers have lost three in a row.
Those three have the best rosters in the NFL and are likely to be among the last teams standing in the playoffs, but their rough patches raise the question of whether a team from the next tier can wedge itself into the Super Bowl conversation.