Add Yahoo as a preferred source to see more of our stories on Google. Officials in Jersey Shore towns say they are not equipped to deter minors from organizing in large groups that often lead to chaos ...

Every once in a while, crowded train stations have been known to break into song and dance and then disperse as if nothing happened. Large groups of people freeze for a period of time and then ...

Washington-area police said they are preparing to combat the “flash mob” phenomenon, a new tactic being used by criminals and violent youths around the country and in the region. Flash mobs are groups ...

When brazen groups of thieves in all-black clothes and hoodies sprinted into the Nordstrom at the Topanga Mall, the Yves Saint Laurent store at the Americana on Brand in Glendale and a pop-up Gucci ...

One very popular example of a flash mob is the March 2009 video that featured over 200 participants in Antwerp, Belgium, Central train station who spontaneously broke into choreographed dance steps to ...