Tennessee Department Of Safety And Homeland Security Commissioner, David Purkey, Will Give A Free Lecture In Johnson City. It’s Titled “Behind The Scenes With The Governor: The 2015 Chattanooga Terrorist Attack” And Will Focus On The July 2015 Incidents In Which Muhammad Abdulazeez Opened Fire At A Military Recruiting Center And Then A U.S. Navy Reserve Center In Chattanooga. Five People Were Killed And Two People Were Injured. The Lecture Will Take Place At The Millennium Centre January 31st In The 2nd Floor Ballroom At 6pm.