 In October 2014, a UN report revealed that ISIL had massacred 5,000 Yazidi men in northern Iraq in August 2014.In May 2015, the Yazidi Progress Party released a statement in which they said that 300 Yazidi captives were killed on 1 May by ISIL in the Tal Afar, Iraq.A 2017 survey by the "PLOS Medicine" journal significantly decreased the number of Yazidis killed however concurrently raised the number abducted with 2,100 to 4,400 deaths and 4,200 to 10,800 abductions.