Description:Poland's main airline is the latest to ground its fleet of Boeing Dreamliners. It adds its name to a list that includes Japan, Qatar, India and the U.S. Now most of Boeing's state-of-the-art 787s are out of the sky - the last place the manufacturer wants to see them. And they could also be facing legal action as a result. Tomasz Balcerzak, is deputy chairman of LOT.(2:13)