The Senate starts at 10 a.m., but may end up spending a long day in session before approving the National Defense Authorization Act (NDAA) just before midnight.
Republican senators refused to yield back any time in the budget debate, but they may when it comes to the NDAA, a bill that's less controversial than the budget. Then again, they may not — Senate Minority Leader Mitch McConnellMitch McConnellThough flawed, complex Medicaid block grants have fighting chance Sanders: 'If you don't have the guts to face your constituents,' you shouldn't be in Congress McConnell: Trump's speech should be 'tweet free' MORE (R-Ky.) criticized Democrats on Wednesday for rushing the NDAA through just as they rushed the budget through.
Once the NDAA passes, Senate Democrats will try to advance several Obama administration nominees before leaving for the Christmas break. But here again, Republicans may be in the mood to slow down the process, to protest the Democrats' use of the nuclear option.
The House meets for a pro forma session at 11 a.m., and will either set up more pro forma sessions, or try to pass a longer-term adjournment resolution.