Read original post at Joe McBride's Blog
At MIX, Microsoft released Preview 4 of the WCF Web APIs. They also provided an updated Async CTP that brings async Task support to Windows Phone. So, as a follow up to my “Consuming WCF Web APIs in Silverlight” I have updated the existing Silverlight sample to Preview 4 (with the help of Dustin Metzgar), and added a Windows Phone sample. The sample was built using the Mango Tools (get the tools).