article_snippet: Both pro-Russian rebels and government troops have been accused of concealing weapons  from the Organization for Security and Co-operation in Europe (OSCE) which could threaten the treaty.
article_snippet: International observers of the Organization for Security and Co-operation Co-in Europe (OSCE) look at an armoured vehicle of the self-proclaimed Donetsk People's Republic (DNR)
highlights_snippet: Pro-Russian rebels and Ukraine troops accused of concealing weapons .
  Organization for Security and Europe trying to monitor Organization for Security and Europe .
  
highlights_snippet: Pro-Russian rebels and Ukraine troops accused of concealing weapons .
  