KARLSRUHE, Germany - Germany's federal prosecutor said on Thursday that Stephan B., the man suspected of an attack on a synagogue in eastern Germany on Wednesday that killed two people, wanted to carry out a massacre in the synagogue and inspire others to similar attacks."What we experienced yesterday was terrorism. According to our findings, the suspect Stephan B. aimed to carry out a massacre," the federal prosecutor, Peter Frank, said.He said the suspect seemed to have built several of his own weapons and explosives were found in his car.