The following video is part of our "Motley Fool Conversations" series, in which senior analyst Matt Argersinger and analyst Paul Chi discuss topics around the investing world.

What do Blockbuster, Circuit City, and Borders have in common? They were all former retail heavyweights whose business models were disrupted by the emergence of Internet retailing and merciless competition from mass-merchant juggernauts such as Wal-Mart. In today's video, Matt and Paul discuss another stock that is under siege from these same forces -- so much so that it could put the company out of business in the not so distant future. See what stock Matt and Paul think could eventually to to $0.

Every now and again, we come across a stock that has us so excited we can hardly contain our investing enthusiasm. We've uncovered one such pick with so much promise that we've dubbed it "The Motley Fool's Top Stock for 2012." We've created a special free report for investors to uncover this soon-to-be rock star. The report highlights a company that is revolutionizing commerce in Latin America, and you can get instant access to the name of this company by clicking here to download the report now.