Cops: A Teenager Shoots Friend to Death During New Year's 'Prank'

San Bernardino Shooter's Friend Enrique Marquez Charged with Aiding Terror Plot

A Teenage Girl Was Shot Point-Blank After She Chased Her Carjacker and Opened Passenger Door

See the Secret Facebook Page Where Shooter Pledged Her Allegiance to ISIS

Accused Planned Parenthood Shooter Shouts in Court: 'I Am a Warrior for the Babies!'

Police Tapes Reveal Syed Farook Was on Law Enforcement's Radar Before Attack

Some Top Cops Post Videos Online Urging People to Carry Guns, Take Down Terrorists

Woman Nearly Beheaded By ISIS Sympathizer: 'He Ran at Me and Started Slicing My Neck'

Shooting Survivor Speaks as Offices Reopen: 'We Will Heal, We Will Rebuild'

Muslim Sixth Grader Allegedly Attacked by Schoolmates Who Called her ISIS, Tore at Her Hijab