The vaccines have a short shelf life, which forces clinicians to anticipate the exact number of doses they’ll need each day. If they don’t get it right, doses may go to waste.
Conflicts of interest have marred the U.S. government's vaccine effort, with billions showered on vaccine manufacturers that have U.S. officials on their boards.
As the novel coronavirus snaked its way across the globe, the Centers for Disease Control and Prevention in early February distributed 200 test kits it had produced to more than 100 public health labs run by states and counties nationwide.
Far more Americans disapprove of President Donald Trump’s handling of several high-profile health care issues than give him positive marks, underscoring the challenge the president faces in claiming health care as a political asset in his reelection bid.
