John Parkerson, international attorney with our Atlanta office, last week participated in the annual Worldwide Airport Lawyers Association (“WALA”) conference in Buenos Aires, Argentina.   He moderated a program given by City of Atlanta, Department of Law, Aviation Practice group attorneys Kimberly Patrick and Cheryl Treadwell titled “Loaded Luggage: An Overview of Changing Weapons Laws at Atlanta’s Airport.”  At last year’s WALA conference in Montreal, Parkerson presented a program on “Sustainable Airport Area Development.”  Parkerson also had separate private meetings in Buenos Aires with corporate and aviation attorneys from Argentina and Brazil.