CEO of General Motors's German unit Opel Hans Demant (L-R), German Foreign Minster Frank-Walter Steinmeier and Christoph Matschie pose after a visit of the Opel plant in the Eastern German town of Eisenach, May 4, 2009. Fiat Chief Executive Sergio Marchionne will be in Berlin on Monday to meet Guttenberg and Foreign Minister Frank-Walter Steinmeier, the chancellor candidate for the Social Democrats in September's election who has spearheaded the government's efforts to keep Opel alive. Reuters Pictures 6 months ago

CEO of General Motors's German unit Opel Hans Demant (L-R), German Foreign Minster Frank-Walter Steinmeier and Christoph Matschie pose after a visit of the Opel plant in the Eastern German town of Eisenach, May 4, 2009. Fiat Chief Executive Sergio Marchionne will be in Berlin on Monday to meet Guttenberg and Foreign Minister Frank-Walter Steinmeier, the chancellor candidate for the Social Democrats in September's election who has spearheaded the government's efforts to keep Opel alive.