Shot Down Helicopter Puts Ukrainian Cease Fire in Jeopardy

June 25 2014 wednesday-Shot Down Helicopter Puts Ukrainian Cease Fire in Jeopardy The U.S. and NATO ask Russia to stop interfering as Ukraine looks to sign new trade deal with European union.\r\n\r\nFor more Latest and Breaking News HeadlinesSUBSCRIBE: and UKRAINE Ratchet UP , ratchet DOWN BBC WORLD NEWS 201.\r\n\r\n2014 WW3 Update: Putin tells Obama to put up or shut up.\r\n\r\nA hastily organised referendum on creating the quasi-independent statelet of Donetsk in eastern Ukraine will go ahead on Sunday, as violence and chaos rage i.