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.

Earlier this month, BlackBerry (NYSE:BB) CEO Thorsten Heins was replaced by John Chen, but the managerial shakeups don't stop there. Today the company announced that its COO, CMO, and CFO have all left the company. Mass exoduses aren't usually a good sign for a company, so what was behind this departure? In this segment, the guys discuss whether these departing executives were the ones who had a hand in BlackBerry's downfall, and whether this is part of the new CEO's turnaround plan, or just a case of top-level executives heading for the hills.