Despite decades of warnings, the U.S. and the world were caught off guard by the Covid-19 pandemic, a scathing new report from the bipartisan Council on Foreign Relations concludes. … Among the reasons why things went wrong: inadequate funding for preparedness programs, an uncoordinated patchwork of response measures from different countries, and the U.S. wasting "precious weeks" instead of implementing public health interventions to stave off new infections early on.