Retired NFL Player Robert Griffith on the Evolving Game of Football

Retired NFL player Robert Griffith says rule changes in the NFL need to keep up with the fact of bigger and faster players competing on faster turf rather than grass surfaces.

See more video clips with retired NFL player Robert Griffith.

Posted on BrainLine September 4, 2013.

Produced by Noel Gunther and Erica Queen, BrainLine.