Opel workers rally against GM cuts in Europe5 hours 29 mins ago Christiaan Hetzner Some 15,000 Opel workers rallied on Thursday at the German headquarters of their struggling company, demanding that parent General Motors scrap plans for plant closures in Europe. Skip related content Carrying banners reading "Free Opel" and "Yes we can, even without GM," they called for Opel's independence from the floundering Detroit parent, at company headquarters west of Germany's financial capital Frankfurt. In Sweden, police said 2,500 to 3,000 people marched through Trollhattan, the southwestern town where GM unit Saab has its headquarters. Saab filed for protection...