Stoltenberg’s comment followed a NATO extraordinary session on Ukraine crisis on Monday that resulted in a statement urging Russia to “stop its support for the separatists immediately and to stop destabilizing Ukraine,” Ukraine Today reports. 

Meanwhile, the Kremlin has been stubbornly denying military involvement in fighting in Ukraine’s east despite the ever-growing body of evidence given by Ukraine, NATO and various international organizations.

See unian.info’s video section for more of the latest news from Ukraine in video from Ukraine Today, Ukraine’s 24-hour English-language news channel.