Lithuania appeared to be the initiator of the meeting, Joinfo.ua informs referring to Lithuania's permanent mission to the UN.
"At the request of the Lithuanian mission, a Security Council meeting on Ukraine will be held on Friday. Representatives of OSCE's Special Monitoring Mission and UN Under-Secretary-General for Political Affairs Jeffrey Feltman will hold briefings," reported in the permanent representation.
The mission of Lithuania suggests that Alexander Hug, Deputy Chief Monitor of the OSCE, will speak on the part of the OSCE SMM.
It is also known that the briefing will be held in an open format.