A Russian military vehicle was [ spotted in Ukraine ]( http://www.theguardian.com/world/2014/sep/12/armoured-russian-vehicle-inside-ukraine ) . The soldiers running it said they were Russian mercenaries. Then they repainted it to disguise its origin.
Ссылка: https://stallman.org/archives/2014-jul-oct.html#13_September_2014_%28Russian_military_vehicle_spotted_in_Ukraine%29