Sri Lanka's Killing Fields is an investigative two part series about the final weeks of the quarter-century-long civil war in Sri Lanka. The films are made and broadcast as UN Secretary-General Ban Ki-moon faces growing criticism for refusing to launch an investigation into 'credible allegations' that Sri Lankan forces committed war crimes during the the bloody conflict with the rebel group, the Tamil Tigers. With disturbing and distressing descriptions and film of executions, atrocities and the shelling of civilians; the programmes show and investigate devastating video evidence of war crimes—some of the most horrific footage of war ever captured.