Lead candidates for chancellor Trittin and Goering-Eckart of Germany's environmental party Die Gruenen...
Lead candidates for chancellor Juergen Trittin and Katrin Goering-Eckart of Germany's environmental party Die Gruenen (The Greens) address a party congress in Berlin, April 26, 2013. Germany's Greens, itching to get back into power after eight years in opposition, are embroiled in a row over plans to raise taxes on high earners that looks set to spoil a party congress starting on Friday. REUTERS/Tobias Schwarz (GERMANY - Tags: POLITICS)