Sri Lankan President Maithripala Sirisena (2nd R) lays a wreath for fallen soldiers during a commemoration ceremony in Colombo, on May 19, 2019. Sri Lanka held a war memorial service on Sunday evening to pay tribute to the thousands of soldiers and people killed in the country's 30-year civil conflict against the Tamil Tiger rebels which ended in May 2009. (Xinhua/Ajith Perera)