Dr. Gupta on mask mandates: Private sector is stepping up

Dr. Sanjay Gupta says large organizations like Walmart are having to step up because "our national government still has not created a strategy to deal with what is the biggest public health crisis of our lifetime."

source https://www.cnn.com/videos/business/2020/07/15/walmart-starbucks-masks-sanjay-gupta.cnnbusiness