And then adjourned until today at 9 AM.
ADJOURNMENT UNTIL FRIDAY, NOVEMBER 9, 2018, AT 9 A.M.
(Senate - November 06, 2018)
https://www.congress.gov/congressional-record/2018/11/6/senate-section/article/S6899-3
They were NOT in session on Wednesday, November 7, the date the Acting AG was appointed.
Otherwise, the President could circumvent the Senate confirmation process by making "recess appointments" at 2:00 in the morning when nobody is in the Senate chambers.