Sen. Harry Reid’s retirement has strengthened the Republicans’ chances of flipping the Nevada Senate seat in the 2016 election, according to a new breakdown from the University of Virginia's Center for Politics. “The retirement of Senate Minority Leader Harry Reid (D-NV) last week gives Republicans something they have been lacking in the early stages of this Senate cycle: a 50-50 shot at picking up a seat currently held by a Democrat,” Kyle Kondik wrote in the group’s latest analysis of the Senate map. “True,&...