John McCain Tops Conservatives' 2016 Primary Hit List
From the National Journal
by By Andrea Drusch
The conservative groups that brought down Senate incumbents and other moderate Republicans running for office in 2010 and 2012 primaries had relatively little success in 2014. But the next election comes with an opportunity to take a second swing at a big nemesis, one who stands apart from any other Republican senators up for reelection in 2016, according to interviews with conservative strategists.