There were calls to close it in the wake of the 1999 shootings at Columbine High School, and there were more calls to close it in 2007, following the shooting massacre at Virginia Tech. But so far, Congress has done nothing to address the gun show loophole, which allows unlicensed gun vendors to sell firearms without performing background checks on the buyers. And the inaction hasn't gone unnoticed by some of the victims' families.

Read the entire Washington Independent article here.