Authorities are looking at social media channels like 8chan in an effort to stop future mass shootings. They said many attackers are inspired online with message boards and social media giving attackers the platform they seek. CBS News chief Justice and Homeland Security correspondent Jeff Pegues joined "CBSN AM" to discuss.

Advertisement
Code: MARCH. Get An Additional 20% Off on Clearance at Eastern Mountain Sports! Shop Now and Save!

More videos