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NEW YORK - OCTOBER 24: Frank Gifford speaks at the 10th Anniversary of Cassidy's Place at  Cassidy's Place on October 24, 2006 in New York City. (Photo by Brad Barket/Getty Images)
NEW YORK - OCTOBER 24: Frank Gifford speaks at the 10th Anniversary of Cassidy's Place at  Cassidy's Place on October 24, 2006 in New York City. (Photo by Brad Barket/Getty Images)

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Family: Frank Gifford had CTE

CNN commentator Christine Brennan weighs in on the announcement that NFL legend Frank Gifford had CTE.

Family: Frank Gifford had CTE

CNN commentator Christine Brennan weighs in on the announcement that NFL legend Frank Gifford had CTE.