Will Apple (NASDAQ:AAPL) and Nokia (NYSE:NOK) take a bite out of Research In Motion (NASDAQ:RIMM)? What can investors learn from Warren Buffett's investment in American Express (NYSE:AXP)? And should energy-hungry investors take a look at W&T Offshore (NYSE:WTI), Colfax (NYSE:CFX), and Global Industries (NASDAQ:GLBL)? In this installment of "Fool Video," online managing editor LouAnn DiCosmo talks about some stories on the Fool radar.

 

This article represents the opinion of the writer, who may disagree with the “official” recommendation position of a Motley Fool premium advisory service. We’re motley! Questioning an investing thesis -- even one of our own -- helps us all think critically about investing and make decisions that help us become smarter, happier, and richer.