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Crime Prevention Research Center President John Lott on the massacre and what can be done to prevent another. Photo credit: Getty Images.
07:55 — While lawmakers discuss what legislation could help prevent mass shootings like the one at Sandy Hook Elementary, Ray Suarez talks with UCLA School of (more…)
05:36 — John Lott and Mike Brooks discuss the Detroit police chief's support for arming residents.
03:13 — CNN's Piers Morgan, Christiane Amanpour, Deepak Chopra and John Lott debate gun violence in America.
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TVGuide.com editors break down theories about what's coming up on The Walking Dead