Russian and Ukrainian envoys hold briefing at UN
22 August 2014 Last updated at 17:18 BST
Russia's ambassador to the UN Vitaly Churkin and Ukrainian ambassador Oleksandr Pavlichenko are holding news briefings at the UN.
It comes as what Russia describes as an aid convoy enters Ukraine.
The Ukrainian president has described the move as a "flagrant violation of international law".
The UN is to hold an emergency meeting following the arrival of the convoy.