Merge XML files as one

private static XDocument MergeXMLDocs()

{

 XDocument resultXML = new XDocument();

 resultXML = XDocument.Load("RSSLink(XML data)");

 IEnumerable<XElement> newElements = XDocument.Load("New RSS Link(XML data)").Root.Elements();

 resultXML.Root.Add(newElements);

 return resultXML;

}