Kelly’s Senate arrival marks a political milestone for Arizona, which has two Democratic senators for the first time since January 1953. Arizona Democrat and former astronaut Mark Kelly was sworn into the Senate on Wednesday, narrowing Republican control of the chamber and underscoring his state’s shift from red to blue. Kelly, 56, defeated GOP Sen....
Sen. Martha McSally often toes the party line, but hasn't yet said which Republican she'll support to lead the Senate should her party maintain a majority.