Dr. Herbst, Professor of Medicine, Medical Oncology, Professor of Pharmacology, Chief of Medical Oncology, Yale Cancer Center and Smilow Cancer Hospital, Associate Cancer Center Director for Translational Research, Yale Cancer Center, shares thoughts on the five year OS update to Keynote-024 investigating pembrolizumab versus platinum-based chemotherapy in patients with metastatic non-small cell lung cancer (NSCLC) and PD-L1 score ≥50% presented at the 2020 ESMO Virtual Congress