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For the first time since 2009, we have at least three teams with a 4-0 win-loss record. And it’s safe to say that two of the trio are hardly surprising, some feel the third is a bit of a mirage.
While both the Houston Texans and Atlanta Falcons are 4-0, both teams were in the playoffs a season ago. But for those a little stunned that the Arizona Cardinals are unbeaten after four weeks, all you need do is look back at the second half of 2011 to realize how legitimate Ken Whisenhunt’s team is…