Authorities say a rifle-carrying man with a mud-covered face spotted in Pennsylvania's Pocono Mountains is believed to be Eric Frein.
Police from across New Hampshire and parts of Massachusetts responded to riots and violence in Keene.
Richard Nance describes and demonstrates a method for escaping or blocking being choked.
Barrett Township canceled its Halloween festivities and trick-or-treating has been banned.
Louisville police released four 911 calls that came after a shooting at Fern Creek High School on Sept. 30.
Two officers were shot and one woman was killed in an incident at a southeast Oklahoma City motel.
Aggressive search continues for Hannah Graham across hundreds of square miles of countryside.
The system can be deployed as a fully networked, wireless upload solution or as a stand-alone.
A young woman's daring escape from a mentally ill home intruder was caught on camera.
Gov. Tom Corbett vowed the man charged in a deadly ambush on a police barracks will be caught.
Richard Nance demonstrates methods for preventing being taken down by a bad guy.
Police made 15 arrests after intelligence reports indicated that a major terrorist attack was being planned.
Authorities are searching for Eric Mathew Frein, the suspect in the ambush of two state police troopers.
Two convicts who escaped from a Department of Corrections work crew in Denver last Thursday were captured in Colorado Springs on Friday.
Police say two Pennsylvania State troopers were ambushed just outside of a police barracks.
Milwaukee police were involved in an afternoon standoff that ended with no injuries.
Sgt. Betsy Brantner-Smith (ret) discusses why you should have a go-bag and what should be in it.
An 8-year-old boy proved that no matter how old, anyone can make a difference, and help make the city safer.
Richard Nance talks about the perils of someone grabbing your badge and how to mitigate the threat.
The University of Maryland's Main Administration Building was evacuated Wednesday afternoon after a phone call reported a phony hostage situation.
Peruvian police put on display 7.6 tons of cocaine in what they call their country's largest haul.
Sgt. Betsy Brantner-Smith (ret) talks about the importance and value of mentoring officers.
Richard Nance discusses and demonstrates effective techniques using a friction lock baton.
Instructor Dave Smith, aka JD Buck Savage, discusses one of the 10 deadly errors: Missing danger signs.
Riots at a prison in Cascavel, Brazil, have turned deadly -- four people are dead and guards are being held hostage.