Awkward mod note: Not sure if this thread is intended as "empty seats despite people who should have been UGed" or "empty seats even after all CPUs clear" -- historically it has covered both, so I'll leave this in here.
MSP remains such a sad/weird market for United. Monday morning 739 MSP-EWR is almost completely full, but had 2 assigned in E+ and 3 empty in F with no revenue pax on the waitlist before standbys cleared. Three NRSA flew up front.