The pneumonia that COVID-19 causes usually takes hold in both lungs and the injury to the lungs could result in breathing difficulties that might take months to improve. In the most severe cases, the coronavirus causes damage to lung tissue that can't be reversed. FOX's Trey Yingst speaks with Zion Badash, the inventor of ZMedicAir, about the damage to the lungs the virus causes and a new device which now shows promise in treating COVID-19 patients.