Dioxins are believed to act as universal anti-cellular poisons capable of causing a number of grave health problems including infertility, various types of cancer, allergy and sclerosis. Concentration of dioxins is measured in nanograms (ng) i.e. in billionths of a gram.
Moscow is trying to stop Balkan countries from entering NATO. Greece eventually took measures against Russia, even though Greek Prime Minister Alexis Tsipras had earlier said that Russia was Greece's strategic partner
The Ukrainian government refuses to abode by its obligations, rejects a peaceful resolution of the conflict, and disregards its own people, the president said