public static function getArticles() {
    // clear the results
    $items = '';
    // Get the connection  
    $connection = Database::getConnection();
    // Set up query this works ok
    $query = 'SELECT * FROM `articles` ORDER BY title';
    // this one doesn't
    $query = "CALL sp_INSUPDEL_tbl_articles (0,'','',0,0,'',0,0,'title')";

    $result_obj = '';
    $result_obj = $connection->query($query);

    try {  
      /*
      the Commands out of sync; you can't run this command now happens this so If I have 20 results then 20 commands out of sync message is displayed. which is kinda annoying on client side :))
     */
      while($result = $result_obj->fetch_object('Article')) {
        $items[]= $result;
      }
      return($items);
    }
  ............

     /*
        I even tried this but it does nothing
     */

    try {  
       /* store first result set */
       if ($result = $result_obj->store_result()) 
         {

      while($result = $result_obj->fetch_object('Article'))
          {
        $items[]= $result;
           }

        $result->free();
        }
      // pass back the results
      return($items);
    }