The U.S. government will release supplies of Pfizer’s and Moderna’s COVID-19 vaccines that so far have been held back in reserve, HHS Secretary Alex Azar and Operation Warp Speed officials announced Tuesday (Jan. 12), coming just four days after Azar blasted President-elect Joe Biden’s plan to release the reserve supply as unethical and inconsistent with science and data, due to supply issues. But Pfizer CEO Albert Bourla said Tuesday he is now confident his company can meet the demand and...