The Copenhagen Philharmonic has tried its hand at a flashmob before. Back in May, it performed Ravel's Bolero to an unsuspecting public at Copenhagen Central Station. It was nice. But, earlier ...

Authorities say these so-called "flash mob" thefts are sometimes organized on social media and often target high-end goods that can be resold. The thieves occasionally use violence to carry out ...

Authorities say these so-called "flash mob" thefts are sometimes organized on social media and often target high-end goods that can be resold. The thieves occasionally use violence to carry out ...