The UN has launched an investigation into allegations of war crimes during the final stages of Sri Lanka's civil war.<br /><br />Both Government forces and Tamil fighters are accused of human rights violations in the battles that saw the defeat of the Tamil Tigers in 2009. <br /><br /><br /><br />Sri Lanka has condemned the decision.<br /><br /><br />Al Jazeera's Nidhi Dutt reports from Colombo.<br /><br />Read more on this story here: http://aje.me/1gwPb21
