Automatic data binding

 Hi,
 I  would like to know how automatic data binding can be established in Silverlight using a DataGrid and a list of object collection.
I have the following scenario:
I am retrieving data from a webclient in my model class (PageModel.cs)

public void GetDataFromServlet()
        {
           
            Print s = null;
            Random random = new Random();
            url = "http://localhost:8080/GetAllCases?Unused=" + random.Next().ToString();
            client = new WebClient();
            client.DownloadStringCompleted += n ...