The second Republican presidential debate will be held tonight, Wednesday, September 27, 2023, from 9 to 11 p.m. Eastern Time. It will take place at the Ronald Reagan Presidential Library in Simi Valley, California, and will be moderated by Fox Business Network host Stuart Varney, Fox News Channel host Dana Perino, and Univision anchor Ilia Calderón. The debate will be broadcast on Fox Business Network and Univision, and it will also be streamed on video-sharing platform Rumble. Fox News will also broadcast the debate, with programming starting at 8:30 p.m. Eastern Time.