Packers happy for Sam Shields' return even though he's a foe now

GREEN BAY, Wis. -- Sam Shields' smile lit up the locker room during his seven-year career with the Green Bay Packers.

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From his interception as a rookie in the final seconds of the NFC Championship Game that clinched the trip to Super Bowl XLV to his Pro Bowl season of 2014 and right up until the opener of the 2016 season in Jacksonville, his last game with the Packers, the popular cornerback had plenty of reasons to flash it.

If Shields wasn't the outgoing and well-liked teammate that he was, then…