On today's edition of The Motley Fool's MarketFoolery podcast, host Mark Reeth and Fool analysts Jason Moser and Matt Argersinger take a deep Foolish dive into the top investing stories of the day.

The Nasdaq has hit 4,000 for the first time since September 2000. Why did it take so long to get back there? Plus, the guys talk about management shakeups at BlackBerry and Wal-Mart, and discuss Amazon.com's future.