He said this at a joint press conference with President of Ukraine Petro Poroshenko, Censor.NET informs citing Ukrainski Novyny.
Jens Stoltenberg noted that Ukraine had not yet acquired full control over its borders and Russia had not withdrawn all its troops from the territory of the Donbas. He stressed that it was critical for all parties to adhere to their obligations while Russia was to bear special responsibility.
According to Stoltenberg, there was certain progress in the implementation of the Minsk agreements earlier, but the number of cease-fire violations has increased lately.Source:http://en.censor.net.ua/n365592