Most gun dealers follow the law and run honest businesses. But the statistics show that 1 percent of dealers sell more than half of all illegal guns. Why isn't the federal government going after them? Here's one reason: unlike mayors, members of Congress don't get a phone call in the middle of the night when a cop is shot and killed. They don't deliver the eulogies.
Newsweek: “The Changing Gun Debate” Apr 30, 2007