In 2004, Procter & Gamble was looking for a hit. It had been two decades since the consumer products conglomerate introduced Tide liquid detergent, revolutionizing the way people washed their clothes.

(CNN) — In 2004, Procter & Gamble was looking for a hit. It had been two decades since the consumer products conglomerate introduced Tide liquid detergent, revolutionizing the way people washed their ...

Social media has spurred the spread of dangerous “challenges” that are often carried out by bored teenagers. And if you’re a parent or teen, you’re likely already aware of the newest challenge to hit ...