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.

Mike Glennon

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In March 2017, Glennon was signed to a three-year, $45 million contract by the Chicago Bears. The Bears then drafted Mitchell Trubisky second overall and Glenon became an afterthought and was discarded.