Updated 2:11 p.m. | Thursday marked the biggest Senate rules change in a generation. If you have questions about what happened when the majority leader went for the nuclear option and what it means for the chamber going forward, you’re in luck. Roll Call procedure guru Niels Lesniewski will be answering questions today at 2:30 ET on Reddit.

The thread is here.

Related: 6 Questions to Ponder About the Senate’s Nuclear Winter from Roll Call Senior Editor David Hawkings.