How we enforce our gun laws:

...It took the Washington-based lobbyist group Americans for Gun Safety six years and three lawsuits to get the names of the gun stores that sell a disproportionate number of the guns traced to crimes.

The group's study found that just 120 dealers in 22 states sold nearly 55,000 guns linked to crime in five years....

Of the 120 so-called high-crime gun stores, only 24 have been inspected in the last 3 ½ years, according to the Americans for Gun Safety report. Nationwide, only 27 gun dealers were prosecuted last year....

--ABC News