Patrick Willis’ Shock Retirement Marks Official End of Jim Harbaugh-Era 49ers

When NFL superstars retire unexpectedly, you can feel the collective gasp.

It's the gasp you hear when one team fumbles and the ball lies unprotected on the turf. The air sucks out of the stadium, the crowd falls utterly silent—save for maybe a terrified shriek—until the uncertainty is erased. Nobody knows what's going to happen next, but everyone knows it's going to change the game for good.

Per Yahoo Sports' Rand Getlin and Bleacher Report - San Francisco 49ers
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