State premier of North Rhine-Westphalia Juergen Ruettgers arrives at the chancellery for talks in Berlin, May 29, 2009. German efforts to forge a rescue for General Motors Corp unit Opel were under threat on Friday after Italy's Fiat SpA skipped a crucial round of talks in Berlin and frustration mounted at rival bidder Magna. REUTERS/Tobias Schwarz (GERMANY POLITICS BUSINESS TRANSPORT)