Cubs legend Ron Santo, a three-sport star at Seattle's Franklin High School, dies at age 70
RIP: Nick Adenhart
Chicago Cubs great Ron Santo dies at age 70 - The San Diego Union-Tribune
Chicago Cubs icon Ron Santo dead at 70
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Ron Santo, Cubs Stalwart, Dies at 70 - The New York Times
In Memoriam – SABR's Baseball Cards Research Committee
Brush with greatness: Sean Casey