"FILE - In this May 7, 2020 file photo, Chairman Sen. Lamar Alexander, R-Tenn., gives his opening statement during a Senate Health Education Labor and Pensions Committee hearing on new coronavirus tests on Capitol Hill in Washington. The Republican Senate Health committee chairman says the Trump administration should provide President-elect Joe Biden access to transition materials -- particularly on COVID vaccine distribution --- ""to ensure a smooth"" transfer of power.  (AP Photo/Andrew Harnik, Pool)"