Below is the single item from XML :
<item>
<guid>http://www.businessinsider.com/european-markets-open-dec-24-2014-2014-12</guid>
<title>10 Things You Need Before European Markets Open</title>
<link>http://www.businessinsider.com/european-markets-open-dec-24-2014-2014-12</link>
<pubDate>Wed, 24 Dec 2014 02:52:00 -0500</pubDate>
<media:thumbnail url="http://static6.businessinsider.com/image/549a70f0dd0895a63a8b4567/10-things-you-need-before-european-markets-open.jpg" />
<media:credit>REUTERS/Dylan Martinez</media:credit>
</item>
As you have noticed all the tags have end tags accept media:thumnnail and i have to parse the attribute url value from it.