Only in the way they're also "armed with Russian weapons" that they captured from the Syrian government (and various other governments, in the many countries around the world that IS is active - including Russia itself, especially in Dagestan).

Their only "Western training" was they "trained" by having been fighting the Americans and America's allies for almost a decade in Iraq. When they really had to get good at it as to survive (and when they were being supported by Syrian government, which backfired on the latter).

Only Ithe way they're so "armed with Russian weapons" that they captured from the Syrian government.

There only "Western training" was they "trained" by having had fighting the Americans for almost a decade in Iraq. When they really had to get good at it as to survive (and when they were being supported by Syrian government, which backfired on the latter).