49ers Must Move on From Frank Gore, But Aging Back’s NFL Career is Far From Over

The NFL can be a harsh business, and at no position is that more true than at running back.

We're seeing yet another potential example of this playing out in San Francisco, where a frustrated Frank Gore has taken to social media to voice his unhappiness over his status with the team.

That frustration may well only grow as we near the beginning of free agency on March 10. And it's possible that Gore's days in San Francisco may be finished.

Gore himself, on the other hand? He isn't finished yet—not by a long shot.

Bay Area Breakup?