29 NFL free-agent signings that resulted in epic failure

Deion Sanders, Larry Csonka and Orlando Pace were among free-agent signings that did not work out for new teams.

Shawn Springs

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The Patriots gave DB Shawn Springs three years and $10.5 million when he was 34. Springs played in 12 games in 2009 and finished with 40 tackles, four pass breakups and one interception. The Patriots opted to part ways with him after that season.