This week four experts testified at a US Senate committee about the impacts of personal protective equipment (PPE) and drug shortages during COVID-19, the effectiveness of the Strategic National Stockpile (SNS), and what kind of steps leaders must take to be better prepared for the next public health emergency.The group spelled out the situation and the consequences of fragile supply chains before the Senate Committee on Homeland Security and Governmental Affairs' hearing, "COVID-19 Part II: Evaluating the Medical Supply Chain and Pandemic Response Gaps.""Today we are in the final miles of the pandemic, but our public health crisis isn't completely over," said one of the experts, Shereef Elnahal, MD, president and chief executive officer of