App.mxml

<?xml version="1.0" encoding="utf-8"?>
<s:WindowedApplication xmlns:fx="http://ns.adobe.com/mxml/2009" 
					   xmlns:s="library://ns.adobe.com/flex/spark" 
					   xmlns:mx="library://ns.adobe.com/flex/mx" xmlns:feeds="services.feeds.*" addedToStage="getFeed()">
	<fx:Script>
		<![CDATA[
			import mx.controls.Alert;
			
			protected function getFeed():void
			{
				getFeedResult.token = feed.getFeed();
			}
			
		]]>
	</fx:Script>
	<fx:Declarations>
		<s:CallResponder id="getFeedResult"/>
		<feeds:Feed id="feed" fault="Alert.show(event.fault.faultString + '\n' + event.fault.faultDetail)" showBusyCursor="true"/>
		<!-- Place non-visual elements (e.g., services, value objects) here -->
	</fx:Declarations>
	
	<mx:List width="100%" height="100%" dataProvider="{getFeedResult.lastResult.channel.item}" itemRenderer="FeedItemRenderer" />
</s:WindowedApplication>

FeedItemRenderer.mxml

<?xml version="1.0" encoding="utf-8"?>
<mx:VBox xmlns:fx="http://ns.adobe.com/mxml/2009" 
				xmlns:s="library://ns.adobe.com/flex/spark" 
				xmlns:mx="library://ns.adobe.com/flex/mx" height="100%"  paddingLeft="10" paddingRight="10" doubleClickEnabled="true" doubleClick="navigateToURL(new URLRequest(data.link))">
	<fx:Script>
		<![CDATA[
			import flash.net.navigateToURL;
		]]>
	</fx:Script>
	
	<s:Label fontSize="14" fontWeight="bold" text="{data.title}"/>
	<mx:Text width="100%" height="70" htmlText="{data.description}" />
	
	<s:HGroup width="100%">
		<s:Label fontSize="10" color="0x999999" text="{data.pubDate}" />
		<mx:Spacer width="100%" />
		<s:Label fontSize="10" color="0x999999" text="{data.dc_creator}" />
	</s:HGroup>
</mx:VBox>