Here is what you need to know about how to watch and be a part of the experience:
The debate will air live on MSNBC, beginning at 9 p.m. ET
You can also watch the live stream of the debate online on MSNBC.com. And if looking for real-time reactions and analysis, you’ll find it at decision2016.nbcnews.com.
If you’re on the go, you can also download our apps on Android and iOS to get all the latest.
If you live in New England, you can submit questions through our local partners at New Hampshire Union Leader and NECN.
Join the conversation on social media using the hashtag #DemDebate.
Click HERE for more details and to see if there are any updates to this schedule on MSNBC web site.