The 53rd CMA Awards take place Wednesday night at Bridgestone Arena, and host Jon Rawl has ventured to Nashville to share in the excitement with Music Row maven Preshias Harris.  In Washington, D.C., the impeachment proceedings go public as House Democrats and House Republicans battle over Donald Trump's past actions.  Also, CBS Sports Digital's Jonathan Leifheit previews Saturday's now meaningless ACC Atlantic contest between Wake Forest and No. 3 Clemson.