Do a google search on "no laws were broken", what do you see?
I see the original article on this
Jim Cavanaugh, a retired agent for the Bureau of Alcohol, Tobacco, Firearms and Explosives, where he was in charge of the Nashville division, said he didn't believe the sales described by the mayor were, in fact, illegal.
http://www.msnbc.msn.com/id/41358714/ns/us_news-crime_and_courts