Lawrence Heiskell, M.D.

Rick Gale and Rebecca Stone

Video: Officer Ambushed, Stabbed at Traffic Stop

Video from the incident shows a man spraying the officer in the face with pepper spray, attacking him with a knife, and attempting to take away his duty pistol.

Paul Scarlata

California Deputy Killed in Pursuit Crash, Patrol Vehicle Cut in Half by Light Post

The patrol vehicle was split in half due to the significant force of the crash. Deputy Hector Cuevas Jr. died at the scene, sheriff's officials confirmed.

John Milstead

Robert L. Snow

Social Media: Online Investigation

Online social networks are already proving themselves invaluable assets to law enforcement. Websites such as Facebook and MySpace provide suspect leads; communities are alerted to missing children and area threats through law enforcement-generated Twitter feeds and e-mail.

Tracy G. Trott