Nested ListView ASPX.CS

    protected void NewsListView_ItemDataBound(object sender, ListViewItemEventArgs e)
    {
        if (e.Item.ItemType == ListViewItemType.DataItem)
        {
            ListViewDataItem dataItem = (ListViewDataItem)e.Item;
            NewsDAL news  = (NewsDAL)dataItem.DataItem;
            ObjectDataSource PictureObjectDataSource = (ObjectDataSource)e.Item.FindControl("PictureObjectDataSource");
            Parameter parameter = PictureObjectDataSource.SelectParameters[0];
            parameter.DefaultValue = news.GetLatestPicture();
        }