MADRID (AFP) - Spanish police arrested eight suspected Islamic extremists believed to be plotting a bomb attack on the National Court, Spain's highest criminal court, Interior Minister Jose Antonio Alonso said. Alonso told reporters that seven men were arrested overnight while another suspect was detained in the northern city of Pamplona on Tuesday morning as police swooped on several cities. The cell "was envisaging carrying out an attack against the National Court or against another judicial institution," Alonso told journalists. An interior ministry statement said following the overnight arrests that seven "radical and violent" Moroccans and Algerians living in Spain...