The Defense Department is getting more specific about what type of cyber crimes could be considered acts of war. The Pentagon has also said China is its biggest threat, when it comes to cybersecurity. Retired Air Force Lt. Colonel Cedric Leighton explains what China is after and how the U.S. is protecting itself.

Facebook has changed the way the average joe connects to his or her friends and family. Now law enforcement has created its own social media tool to help officers communicate on a secure network. CopBook is used by some federal agencies and local jurisdictions around the country and its spreading. Capital Insider got a look at how cops are using it to catch criminals and communicate.