Some of the GOP's most senior senators made it on the National Journal's list of "Top 10 lawmakers who could lose a primary next year." Minority leader Mitch McConnell, South Carolina's Lindsey Graham and Wyoming Sen. Mike Enzi have been officially marked as "in danger" by the website, along with Idaho Republican Rep Mike Simpson and Democrat Brian Schatz from Hawaii. McConnell, the 71-year-old Senate stalwart who entered the chamber in 1985, faces tea partier Matt Bevin in the primary, with Alison Lundergan Grimes running as a Democrat. His campaign manager Jesse Benton has boasted "there is absolutely no risk...