<http://schema.org/datePublished>
"2013-06-28T17:21:27-04:00"^^<http://schema.org/Date>
<http://www.upi.com/Top_News/US/2013/06/28/Neighbor-testifies-Trayvon-Martin-was-straddling-George-Zimmerman/UPI-22651372454487/ph2/>