Former Steelers running back Sidney Thornton dies at age 68
Steelers mourn death of 68-year-old former running back Sidney Thornton
Pittsburgh Steelers Mourn Death of Super Bowl-Winning Running Back Sidney Thornton
2022 Grambling State Football Fact Book by GramblingStateAthletics - Issuu
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Pittsburgh Steelers' Super Bowl champion running back Sidney Thornton dies
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Sidney Thornton dies: Former Pittsburgh Steelers RB was 68
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Former Steelers running back Sidney Thornton dies at 68 - NBC Sports
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Pittsburgh Steelers' Super Bowl champion running back Sidney Thornton dies