People light oil lamps to mourn martyrs in Jaffna, Sri Lanka, May 18, 2015. Sri Lankan Tamils took part in a ceremony at Mullaivaukkal on the outskirts of Jaffna on Monday, in commemoration of those who died six years ago in battles between Liberation Tigers of Tamil Eelam (LTTE) fighters and government troops at the end of the three-decade separatist conflict. (Xinhua/A. Rajhita)
