A call between Democrat President Joe Biden and Ukrainian President Volodymyr Zelensky on Thursday “did not go well” due to differences between the “risk levels” of a Russian attack, according to a new report from CNN. However, officials from both countries dispute the report’s validity. “On the call, which the Ukrainian official described as ‘long and frank,’ Biden warned his Ukrainian counterpart that a Russian attack may be imminent, saying that an invasion was now virtually certain, once the ground had frozen later in February, according to the official,” CNN reported. “Zelensky, however, restated his position that the threat from Russia remains ‘dangerous