Spanish Prime Minister Jose Luis Rodriguez Zapatero (2nd L), his wife Sonsoles Espinosa (L), Spanish Queen Sofia (2nd R) and King Juan Carlos walk past a poster depicting a black ribbon as a symbol of mourning as they arrive at Valencia's cathedral to attend the funeral service for the victims of Monday's underground train derailment July 4, 2006. A Spanish underground train was travelling at twice the speed limit when it derailed killing 41 people, a Valencia city official said on Tuesday.