Senate Minority Leader Mitch McConnell (R-KY) says he will join GOP Senators to filibuster a bill expanding gun control regulations if Senate Majority Leader Harry Reid (D-NV) brings it up for a vote this week. This puts McConnell shoulder-to-shoulder with Sens. Rand Paul (R-KY), Ted Cruz (R-TX), Mike Lee (R-UT), Marco Rubio (R-FL), Jim Inhofe (R-OK), and eight other Senators who have said they will block a push for gun control in the Senate. Currently, Reid's gun control package focuses on instituting universal background checks and new laws against gun trafficking. Reid has made it clear he will allow also...