U.S. Ambassador: "We advise #Bulgarian businesses to avoid working w. entities #sanctioned by the US." in this case: #Gazprom-led South Stream pipeline project http://m.washingtonpost.com/world/europe/bulgaria-halts-work-on-south-stream-gas-pipeline/2014/06/08/14821e2a-ef2e-11e3-ba99-4469323d5076_story.html