Manziel, RGIII among 6 NFL players facing a make-or-break 2015 season

The 2015 free-agent frenzy has come and gone, and the draft is less than a month out. As teams delve deeper and deeper into planning for the upcoming season, some players are standing out for all the wrong reasons.

During the process of planning out a draft and building the roster through free agency, inevitably some players stick out because they're question marks for the future. Some of them could be facing make-or-break seasons as early as 2015.

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