GOP’s 2016 challenge: Keeping Senate majority in November

GOP’s 2016 challenge: Keeping Senate majority in November-thehill: Less than a year out from Election Day, Senate Republicans are nervously watching the twists and turns of the presidential primary, worried it could cost them their majority in November. Senate Majority Leader Mitch McConnell (R-Ky.) has made it his strategy to focus voters’ attention on this year’s accomplishments of Congress and away from the presidential circus.