In this Tamil rebel stronghold, hundreds of people stood in long lines over the weekend, stocking up on food and fuel and preparing for war. Across much of the rest of Sri Lanka, there were long lines too — but lines of revelers taking part in celebrations marking one of the year’s most important Buddhist festivals. Spiraling violence has rocked a shaky 2002 cease-fire between the Tamil Tigers and the government, sparking fears the island nation could be plunged back into civil war.Full Story