sentences:  In August 2016, former UN Secretary General Kofi Annan was invited to head a commission in addressing human rights violations in Rakhine.On 3 February 2017, the UN human rights office alleged that the Myanmar military had long been engaged in a brutal rape and ethnic cleansing campaign against the country's Rohingya Muslims.On 6 February 2017, a US State Department spokesperson stated that the US was "deeply troubled" by the UN's allegations and urged the Myanmar government to take the findings seriously, but that they were also still studying how accurate the report was and would not come to any conclusion.