(KCBS) – John Madden discusses the unusual venues for two college football games this weekend: Northwestern vs. Illinois at Wrigley Field and Notre Dame vs. Army at Yankee Stadium. Is there enough room for football at Wrigley? And should the NFL consider expanding field size for safety reasons?

Plus, the NFL QB shortage: John explains why college football is no longer an adequate training ground for pro quarterbacks. (7:50)

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