<https://royalpurplenews.com/18470/opinions/concussions-threaten-future-of-the-nfl/>
<http://schema.org/dateModified>
"2016-02-16T18:30:53+00:00"^^<http://schema.org/Date>
<https://royalpurplenews.com/18470/opinions/concussions-threaten-future-of-the-nfl/>