For all those that are quick to say kids should not be playing football due to potential brain injuries- here is a balanced data driven observation and study.
http://m.startribune.com/does-cte-call-for-an-end-to-youth-tackle-football/473655913/
http://m.startribune.com/does-cte-call-for-an-end-to-youth-tackle-football/473655913/