<http://schema.org/dateModified>
"2013-11-18T11:55:06-05:00"^^<http://schema.org/Date>
<http://www.upi.com/Business_News/Security-Industry/2013/11/18/Cassidian-moves-forward-with-UAS-development-program/UPI-91781384793706/?spt=rln&or=6>