L.C. Greenwood, member of Steelers' 'Steel Curtain' defense, dead at 67 – New York Daily News
Pittsburgh Steelers great L.C. Greenwood dies Sunday
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L. C. Greenwood, Member of 'Steel Curtain,' Dies at 67 - The New York Times
Ex-Steelers defensive great L.C. Greenwood dies
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L. C. Greenwood, Member of 'Steel Curtain,' Dies at 67 - The New York Times
Steelers players, family honor memory of L.C. Greenwood
Former Steelers defensive end L.C. Greenwood dies at 67
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