есть xml файл
<?xml version="1.0"?>
<rss version="2.0">
   <channel>
      <title>Liftoff News</title>
      <link>h**p://liftoff.msfc.nasa.gov/</link>
      <description>Liftoff to Space Exploration.</description>
      <item>
         <title>Star City</title>
         <link>h**p://liftoff.msfc.nasa.gov/news/2003/news-starcity.asp</link>
         <description>How do Americans get ready to work with Russians aboard the International Space Station? They take a crash course in culture, language and protocol at Russia's <a href="http://howe.iki.rssi.ru/GCTC/gctc_e.htm">Star City</a>.</description>
         <pubDate>Tue, 03 Jun 2003 09:39:21 GMT</pubDate>
         <guid>h**p://liftoff.msfc.nasa.gov/2003/06/03.html#item573</guid>
      </item>
      <item>
         <description>Sky watchers in Europe, Asia, and parts of Alaska and Canada will experience a <a href="http://science.nasa.gov/headlines/y2003/30may_solareclipse.htm">partial eclipse of the Sun</a> on Saturday, May 31st.</description>
         <pubDate>Fri, 30 May 2003 11:06:42 GMT</pubDate>
         <guid>h**p://liftoff.msfc.nasa.gov/2003/05/30.html#item572</guid>
      </item>
   </channel>
</rss>
как в C# вывести в лейбл значение тега <title>? 
заранее СПАСИБО!