House about to gavel in
C-SPAN
https://www.c-span.org/video/?507636-2/washington-journal-opening-day-117th-congress&live
C-SPAN 2 will cover the Senate.. I think they said at 11:45 a.m. est.
U.S. Senate live
https://www.youtube.com/watch?v=e6VHY1jjejI