Special Report: What Exxon knew about the Earth's melting Arctic

Magnificent Mile

'Bash mobs' sweep through Southern California

Organized "bash mob" crime rampages of roving groups attacking innocent people and businesses have been striking cities around the United States. Law enforcement agencies in Southern California have reported few similar problems -- until now. In the last several days, there have been several reports of such group crime waves in South L.A., Hollywood, San Bernardino and Victorville. Long Beach police are bracing for another one Friday. These so-called bash mobs of "flash mob" crime waves are organized through social media and have been a problem in Chicago, Philadelphia and Washington. In April, 28 Chicago youths were arrested on suspicion of attacking pedestrians...