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Published on Mar 3, 2012
View the entire video at: http://www.zocalopublicsquare.org/ NFL commentator and former Dallas Cowboys and UCLA quarterback Troy Aikman doesn't think the NFL will be the country's number-one sport forever. Rising concussion concerns--if he had a son, he wouldn't encourage him to play football--and broadcast issues with the NFL Network have led him to question the league's long-term viability.