(L-R) Former Spanish Prime Minister Felipe Gonzalez, Spain's former Deputy Prime Minister and Socialist prime ministerial candidate Alfredo Perez Rubalcaba and Spanish Prime Minister Jose Luis Rodriguez Zapatero wave at the end of the inauguration ceremony of the PSOE political conference in Madrid September 30, 2011. REUTERS/Susana Vera (SPAIN - Tags: POLITICS)
(FromL) Spain's former Prime Minister Felipe Gonzalez, Socialist party (PSOE) candidate in the upcoming general elections Alfredo Perez Rubalcaba, Spain's Prime Minister Jose Luis Rodriguez Zapatero and the head of the Socialist block at the European Parliament German Martin Schultz attend the opening conference of the PSOE congress in Madrid on September 30, 2011. Rubalcaba, Prime Minister Jose Luis Rodriguez Zapatero's former deputy and interior minister, is the Socialists' standard bearer in an uphill battle to prevent Popular Party leader Mariano Rajoy becoming prime minister in general elections due on November 20, 2011. AFP PHOTO / PIERRE-PHILIPPE MARCOU
The head of the Socialist block at the European Parliament German Martin Schultz gives a speech during the Spain's Socialist party (PSOE) congress in Madrid on September 30, 2011.