Chris Borland retires from 49ers after one year due to fears over
Retired 49ers LB Patrick Willis is now just another Silicon Valley
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Patrick Willis Explains Decision to Retire from NFL
Patrick Willis Explains Decision to Retire from NFL
Patrick Willis Explains Decision to Retire from NFL
San Francisco 49ers legend Joe Staley says goodbye - Niners Nation
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A 25-year-old NFL player who made $28 million has retired because
NFL star Patrick Willis is thriving in retirement as a Silicon