For one of the peace talks in Minsk, Ukraine’s delegation brought chocolates for its Russian colleagues. They bought the sweets in Germany, but the Russians refused to give them a try — afraid they might be poisoned. In September, Russian opposition politician Alexey Navalny was poisoned with the Novichok nerve agent. At first, experts thought that Navalny was poisoned while drinking tea in the airport. But then traces of the poison were found on a water bottle from his hotel room Tomsk, a city in Siberia..