The Department of Emergency Medicine presented its annual Critical Care Symposium, this year with the theme of Mastering ED Mechanical Ventilation, on June 16, 2021. Mike Winters, MD, Professor, directed the symposium and lectured on “The Crashing Ventilated Patient.” Michael C. Bond, MD, FACEP, FAAEM, Associate Professor, directed the symposium’s virtual and multimedia education and Caleb Chan, MD, Critical Care Fellow, moderated the Q&A session. Other speakers included Kami M. Hu, MD, Assistant Professor, lecturing on “Extubating in the ED,” and Mark E. Sutherland, MD, Assistant Professor, lecturing on “PRVC, APRV, SIMV – Oh My! Alternative Modes of MV.”