There has been discovered the largest mass grave near Mosul in Iraq, writes The Telegraph. The large sinkhole is located in Khasfa region, not far from Baghdad-Mosul highway.  According to preliminary data, those are graves of people killed by the Islamic State. The police and human rights organizations assert, the IS killed the captured Iraqi militants and massively buried them in 2014, after their had seizes the city.

According to the estimates of the Human Rights Watch organization, around 4,000 bodies are buried at the site.