Imagine you are a Democratic member of Congress from a swing district. Can the NRA really promise to deliver you pro-gun votes if you desert your president on background checks this summer? American politics is so polarized right now that there just aren’t as many conflicted voters like the famous union members with guns. Today, gun opinion, like that of abortion, has become polarized. And even then, public opinion isn't matching up with NRA positions as closely as it used to.