An episode dedicated to the July 20, 2012 mass shooting at a Century 16 movie theater in Aurora, Colorado where 12 people were murdered & 70 were injured. This shooting occurred at a midnight film screening of 'The Dark Knight Rises'.
An episode dedicated to the June 17, 2015 hate crime that took place at Emanuel African Methodist Episcopal Church (affectionately known as "Mother Emanuel" for its longstanding history in the community) in downtown Charleston, South Carolina whereas 9 people were murdered & 1 injured.
An episode dedicated to the September 16, 2013 mass shooting that took place at the headquarters of the Naval Sea Systems Command (NAVSEA) inside the Washington Navy Yard in Washington, D.C. where 12 people were fatally shot and 3 injured.
An episode devoted to the June 12, 2016 terrorist attack at Pulse, a gay nightclub in Orlando, Florida where 49 people were murdered & 58 people were injured. Until October 1, 2017, it had been the worst mass shooting in modern U.S. history.
An episode dedicated to the April 20, 1999 mass shooting that took place at Columbine High School in an unincorporated area of Jefferson County in Columbine, Colorado where 12 students and 1 teacher were murdered & 24 others injured. This shooting would become the basis for the way law enforcement across America would approach active shooter situations.