In this video, health-care analysts David Williamson and Max Macaluso discuss the recent 20% plunge suffered by Edwards Lifesciences investors and whether the factors behind the substantial revenue miss make the stock a bad news buy or if investors will be cut trying to catch a falling knife.

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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.