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3D Printing, Healthcare & Pizza
3D Systems hits a 6-year low. Envision Healthcare shares fall 30%. And Papa John\u2019s cuts guidance and blames the NFL. Motley Fool Asset Management\u2019s Bill Barker analyzes all this and more in this tangent-scented episode. (Tangents include New Haven-style pizza, schadenfreude, the RV Hall of Fame, and our respective Halloween nights.)