Chris Chnielewski, left, and Kirk Corsi set a roof bows during assembly of a 2011 Ford Explorer at the Ford Motor Co. Chicago Assembly Plant in Chicago, Illinois, on Wednesday, Dec. 1, 2010. Photographer: Daniel Acker
Bruce Robinson attaches a bolt on a 2011 Ford Explorer at the Ford Motor Co. Chicago Assembly Plant in Chicago, Illinois, on Wednesday, Dec. 1, 2010. Photographer: Daniel Acker
A 2011 Ford Explorer is assembled at the Ford Motor Co. Chicago Assembly Plant in Chicago, Illinois, on Wednesday, Dec. 1, 2010. Photographer: Daniel Acker