NASHVILLE, Tenn. (WKRN) – Retiring senior U.S. Senator from Tennessee, Lamar Alexander, reflects on 26 years of service to the state in a special conversation.

And in this week’s cover story, President-Elect Joe Biden has begun the transition to president while President Trump has yet to concede.

Plus a timeline on when first doses of a possible COVID-19 vaccine could be available, and more, on This Week with Bob Mueller.