Presented by BioSTL. A start-up is developing technology that puts a 3D hologram of a patient's heart over their chest for the surgeon to explore on the operating table. Dr. Jennifer Silva of SentiAR explains how they developed the idea in St. Louis with the help of BioGenerator. City Foundry developer Steve Smith gives us an update on the new, innovative attraction. Beard-winning chef Gerard Craft outlines challenges restaurants face during COVID.