'Columbine' author Dave Cullen: The media needs to cut back on coverage of mass shootingsIn the nearly 20 years between the shooting at Columbine High School in Colorado and Wednesday's shooting at Marjory Stoneman Douglas High School in Florida, terrorists have followed similar tactics to capture the media's attention.

In the nearly 20 years between the shooting at Columbine High School in Colorado and Wednesday's shooting at Marjory Stoneman Douglas High School in Florida, terrorists have followed similar tactics to capture the media's attention.[Collection]http://money.cnn.com/2018/02/16/media/dave-cullen-columbine-reliable-sources-podcast/index.html