The Khasfa sinkhole in the desert outside Mosul. Up to 4,000 people were killed and buried here by ISIL. Florian Neuhof / The National
The Khasfa sinkhole in the desert outside Mosul. Up to 4,000 people were killed and buried here by ISIL. Florian Neuhof / The National

Families of ISIL terrorism victims in Iraq still need closure