COLOMBO, Sri Lanka, Aug 29, SPA -- Sixteen Tamil guerrillas were killed as they attempted to breach a military defense line in northern Sri Lanka on Tuesday, the military said. The rebels tried to overrun army defenses inPuvarasankulam in northern Vavuniya district, militaryspokesman Brig. Prasad Samarasinghe was quoted as saying the Associated Press.--SPA www.spa.gov.sa/385739