Why Putin is bringing sons of the mujahidin in from the cold

In the end, it was judged the Taliban could play, “the kind of role where if they did not [completely] turn against global jihadists, they could at least contain them... essentially the Russians have come to the conclusion that they made quite an effort to neutralise various groups linked to al-Qaeda, like the Islamic Movement of Uzbekistan, Tajik jihadis and Uighurs."