@cbsnews: Ukrainian President Volodymyr Zelenskyy held a moment of silence in Kyiv’s Maidan Square on Sunday to mark 34 years since Ukraine became independent from the Soviet Union. Canadian Prime Minister Mark Carney joined Zelenskyy for the Independence Day ceremony, in what was his first visit to Ukraine since taking office in March. While there, he pledged more than C$1 billion in military aid. #Zelenskyy #Ukraine #IndependenceDay #World