UPDATE 1-Canadian Oil adopts poison pill to fend off Suncor hostile bid
October 07, 2015 at 11:45 AM EDT
CALGARY, Oct 7 (Reuters) - Canadian Oil Sands Ltd on Wednesday announced a new poison pill to try to thwart Suncor Energy Inc's hostile takeover bid, setting the stage for a drawn-out battle that could reshape Alberta's high-cost oil sands industry.