KYIV, Sept 13 – The United States calls on the sides to come together on refreshing the Supervisory Board of Naftogaz Ukrainy and its CEO, U.S. Under Secretary of State for Political Affairs Victoria Nuland said.

"We spoke out yesterday about our concern with regard to the ongoing leadership crisis in Naftogaz, including the fact that some of the international supervisors have just resigned. So, here we call on the sides to come together on refreshing the board, refreshing the CEO and doing it in a manner that meets OECD governance principles," Nuland said at the YES Brainstorming conference in Kyiv on Friday.