Terrorists in Afghanistan threat to Central Asian states — Russian mission to UN
Disclaimer: TASS is Russian government propaganda, and not a reliable news source.
According to Anna Yevstigneyeva, security risks stemming from the activities of the Islamic State – Khorasan Province, an offshoot of the Islamic State extremist organization (IS, outlawed in Russia), are of special concern for the Russian side, since the group has grown stronger “over the years of Western intervention”