A/HRC/31/CRP.1 15 80. Brutal executions carried out in public, sometimes of a retaliatory character, are common in ISIS-controlled areas. Fighters enforced the death sentences issued by ISIS courts in an open display of brutality.8 Victims were frequently beheaded. In a few cases, victims were pushed off the roof of tall buildings as a means of execution. Others were executed in public by gunshot. Video footage of the crimes is commonly displayed on the Internet as an instrument of propaganda and terror. 81. ISIS has also perpetrated a number of massacres of captured Government soldiers. In Tabqa (Ar-Raqqah) 200 government soldiers were captured after ISIS overran an airbase outside the city in August 2014. On 23 August 2014, over 200 of th...