<http://schema.org/url>
<http://www.businessweek.com/articles/2014-08-03/nfl-allows-surface-tablets-on-the-sidelines-for-the-first-time>
<http://www.bloomberg.com/bw/articles/2014-08-03/nfl-allows-surface-tablets-on-the-sidelines-for-the-first-time%23r=rss>