A Cop Who Responded to a Deadly School Shooting Explains Why He Now Trains Teachers to Carry Guns

Quinn Cunningham has 23 years of law enforcement experience including 17 years with the Colorado SWAT team, in which he is currently a team leader. He was one of the first responders to a deadly 2013 shooting at Arapahoe High School near Denver. Since 2015, he has been actively training teachers to carry inside their schools.