NEW : U.S. asks Russia to accept changes in Ukraine , work to move country forward . Comment: Then there 's Arseniy Yatsenyuk , another opposition figure and former foreign minister . Government say it does n't know where ousted President Viktor Yanukovych is . Official from Yanukovych 's party blames him for `` robbery and deception ''
NEW : U.S. asks Russia to accept changes in Ukraine , work to move country forward . Comment: Government say it does n't know where ousted President Viktor Yanukovych is . Official from Yanukovych 's party blames him for `` robbery and deception ''