Thanks Alex!

The fix below also contains an escape character for the URL. There is another post about this located here
http://www.gossamer-threads.com/perl/gforum/gforum.cgi?post=221689#221689
, but it does not fix the URL:

Here is the complete code for the file - xml_search_results.xml - located in your template directory.
********************************************************************

<?xml version="1.0" encoding="ISO-8859-1" ?>
<rss version="0.91">
<channel>
<title><%site_title%></title>
<link><%build_root_url%></link>
<description>DESCRIPTION OF YOUR SITE GOES HERE</description>
<language>en-us</language>
<copyright>COPYRIGHT FOR YOUR SITE GOES HERE</copyright>
<managingEditor>CONTACTEMAIL GOES HERE</managingEditor>
<webMaster>TECHNICAL EMAIL GOES HERE</webMaster>
<%loop link_results_loop%>
<item>
<title><%GT::CGI::html_escape($Title)%></title>
<link><%GT::CGI::html_escape($URL)%></link>
<description> <%GT::CGI::html_escape($Description)%></description>
</item>
<%endloop%>
</channel>
</rss>