In addition to Fortune's 40 Under 40 list, we're also keeping our eye on these 20 innovators, young guns from a wide range of industries and backgrounds.
|Oregon sells $10.8 million worth of pot in the first 6 days|
|Drug that skyrocketed 5,000% hasn't come down in price|
|Oil is back above $50 a barrel|
|AT&T turns on Wi-Fi Calling for iPhone users|
|Fox News goes to war with GQ over 'F--- Ben Carson' column|