ISIL’s Afghan branch – also known as the Islamic State in Khorasan Province, ISKP (ISIS-K) – has claimed responsibility for the attack... “Russian foreign policy has been one big red flag for ISIS [ISIL],” Michael Kugelman, director of the South Asia Institute at the Washington-based Wilson Center told Al Jazeera. “The Soviet invasion of Afghanistan, Russian actions in Chechnya, Moscow’s close relationships with the Syrian and Iranian governments, and especially the military campaigns that Russia has waged against ISIS fighters in Syria and — through Wagner Group mercenaries – in parts of Africa.” “ISK [ISKP] has consistently demonstrated its ambition...