1) -- bennett, bullock, de blasio, delaney, tulsi, gillibrand, hickenlooper, inslee, ryan, williamson
2) -- booker, buttegig, castro, amy, beto, yang
3) -- biden, harris, bernie, warren
each tier gets divided up into the two debate nights
Candidates are required to leave their phones and watches in the green rooms.
Each campaign gets 30 tickets.
The Inslee campaign asked if the national anthem will be sung. It will be sung.