Policemen stand guard at a hospital entrance during the post-mortem examination of bodies of slain workers from the international aid agency Action Contre La Faim (ACF), in Trincomalee, August 8, 2006. Explosions sounded in Sri Lanka's east on Tuesday as fighting between military and Tamil Tigers over water supplies entered a 14th day, and aid workers planned the burials of 17 slain local staff. REUTERS/Buddhika Weerasinghe (SRI LANKA)