In the early morning of Feb. 11, a congregation of more than 100 worshippers packed into the small St. Lidwina Catholic church in Sleman, Yogyakarta, 530 km from Jakarta, to take part in the weekly Sunday Mass. Little more than 30 minutes of the service had passed when a young man yielding a meter-long samurai sword burst in through the main entrance and began attacking terror-stricken worshippers indiscriminately, leaving