Mark Zuckerberg shoves Bezos aside for 4th-richest ranking


Mark Zuckerberg just got promoted: he's now the fourth-richest person in the world.

Zuckerberg, propelled by Facebook (FB, Tech30)'s stock performance, shoved Amazon (AMZN, Tech30) CEO Jeff Bezos aside on Tuesday to claim the fourth highest ranking on the Bloomberg Billionaires Index.