guess: most of the invaders seem to be #Ossetians and #Chechens? "half-a-dozen armed men ... outside a #Donetsk regional hospital confirmed that they were part of a #Chechen unit that had travelled to Donetsk 1 week ago to fight alongside the separatists." http://www.ft.com/cms/s/0/dcf5e16e-e5bc-11e3-aeef-00144feabdc0.html cc @question