Zelenskyy says Ukraine is bracing for big attacks from Russia

Ukrainian President Volodymyr Zelenskyy told "Face the Nation" moderator Margaret Brennan that his country is bracing for "big attacks" from Russia on Friday or Saturday night. "Our people have to be very, very careful, cautious, and children, and they have to use bomb shelters...nobody knows 100%, but there is a high percent," Zelenskyy said in an interview airing Sunday.