A top government official in Sri Lanka's Eastern Province was killed Monday by suspected Liberation Tigers of Tamil Eelam guerrillas. Herath Abeyweera, the chief secretary of Sri Lanka's Eastern Provincial Council, was gunned down this evening in the port town of Trincomalee, news agency Indo-Asian News Service reported from capital Colombo. Abeyweera belonged to the majority Sinhalese community of Sri Lanka. The killing was ahead of a state ceremony on coming Thursday to celebrate the wresting of the country's Eastern Province from LTTE control.