MANILA - President Gloria Arroyo said yesterday the Philippines had struck a heavy blow against terrorists in the region with the arrest of 'Commander Robot', a leader of the Abu Sayyaf group. He led a band of kidnappers who raided resorts in Malaysia's Sipadan island in April 2000, seizing 21 hostages. 'Relentless pressure is taking its toll and we will keep it up until all the terrorists are accounted for and they no longer pose a threat,' she said. 'Commander Robot', whose real name is Galib Andang, was captured late on Sunday after a gunbattle in southern Jolo island. Wounded...