Ukrainian President Volodymyr Zelenskyy is not being shy about his dissatisfaction over his country currently being denied NATO membership, taking to social media to express his outrage. Ukraine will be present at the NATO summit taking place Tuesday and Wednesday in Vilnius, Lithuania, but Zelenskyy lamented that the alliance continues to keep his country from joining. "It’s unprecedented and absurd when [a] time frame is not set neither for the invitation nor for Ukraine's membership. While at the same time vague wording about ‘conditions’ is added even for inviting Ukraine," Zelenskyy said in a lengthy tweet Tuesday morning. He also...